Home / 77,392.43-116,088.67-51,091.02

Finding the Fourth Proportional to 77,392.43, 116,088.67 and 51,091.02

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Solution

The fourth proportional to 77,392.43, 116,088.67 and 51,091.02 is: 76,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,392.43 : 116,088.67 = 51,091.02 : x
  2. Step 2: Convert to fraction form
    77,392.43/116,088.67 = 51,091.02/x
  3. Step 3: Cross multiply
    77,392.43x = 116,088.67 × 51,091.02
  4. Step 4: Simplify right side
    77,392.43x = 5,931,088,560.74
  5. Step 5: Solve for x
    x = 5,931,088,560.74/77,392.43
  6. Step 6: Final answer
    x = 76,636.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.