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Finding the Fourth Proportional to 134,188.84, 185,180.74 and 73,759.48

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Solution

The fourth proportional to 134,188.84, 185,180.74 and 73,759.48 is: 101,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,188.84 : 185,180.74 = 73,759.48 : x
  2. Step 2: Convert to fraction form
    134,188.84/185,180.74 = 73,759.48/x
  3. Step 3: Cross multiply
    134,188.84x = 185,180.74 × 73,759.48
  4. Step 4: Simplify right side
    134,188.84x = 13,658,835,088.42
  5. Step 5: Solve for x
    x = 13,658,835,088.42/134,188.84
  6. Step 6: Final answer
    x = 101,788.16

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1.5x scale

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.