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Finding the Fourth Proportional to 103,073.24, 142,238.10 and 60,062.24

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Solution

The fourth proportional to 103,073.24, 142,238.10 and 60,062.24 is: 82,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,073.24 : 142,238.10 = 60,062.24 : x
  2. Step 2: Convert to fraction form
    103,073.24/142,238.10 = 60,062.24/x
  3. Step 3: Cross multiply
    103,073.24x = 142,238.10 × 60,062.24
  4. Step 4: Simplify right side
    103,073.24x = 8,543,138,899.34
  5. Step 5: Solve for x
    x = 8,543,138,899.34/103,073.24
  6. Step 6: Final answer
    x = 82,884.16

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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.