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Finding the Fourth Proportional to 73,618.59, 101,472.35 and 52,080.51

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Solution

The fourth proportional to 73,618.59, 101,472.35 and 52,080.51 is: 71,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,618.59 : 101,472.35 = 52,080.51 : x
  2. Step 2: Convert to fraction form
    73,618.59/101,472.35 = 52,080.51/x
  3. Step 3: Cross multiply
    73,618.59x = 101,472.35 × 52,080.51
  4. Step 4: Simplify right side
    73,618.59x = 5,284,731,478.50
  5. Step 5: Solve for x
    x = 5,284,731,478.50/73,618.59
  6. Step 6: Final answer
    x = 71,785.29

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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.