Home / 134,761,956.32-185,971,623.74-72,882,294.89

Finding the Fourth Proportional to 134,761,956.32, 185,971,623.74 and 72,882,294.89

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Solution

The fourth proportional to 134,761,956.32, 185,971,623.74 and 72,882,294.89 is: 100,577,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,761,956.32 : 185,971,623.74 = 72,882,294.89 : x
  2. Step 2: Convert to fraction form
    134,761,956.32/185,971,623.74 = 72,882,294.89/x
  3. Step 3: Cross multiply
    134,761,956.32x = 185,971,623.74 × 72,882,294.89
  4. Step 4: Simplify right side
    134,761,956.32x = 13,554,038,721,569,846
  5. Step 5: Solve for x
    x = 13,554,038,721,569,846/134,761,956.32
  6. Step 6: Final answer
    x = 100,577,634.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.