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Finding the Fourth Proportional to 134,170.93, 185,157.80 and 73,747.16

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Solution

The fourth proportional to 134,170.93, 185,157.80 and 73,747.16 is: 101,772.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,170.93 : 185,157.80 = 73,747.16 : x
  2. Step 2: Convert to fraction form
    134,170.93/185,157.80 = 73,747.16/x
  3. Step 3: Cross multiply
    134,170.93x = 185,157.80 × 73,747.16
  4. Step 4: Simplify right side
    134,170.93x = 13,654,861,578.22
  5. Step 5: Solve for x
    x = 13,654,861,578.22/134,170.93
  6. Step 6: Final answer
    x = 101,772.13

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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.