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Finding the Fourth Proportional to 104,372.71, 144,024.64 and 59,054.12

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Solution

The fourth proportional to 104,372.71, 144,024.64 and 59,054.12 is: 81,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,372.71 : 144,024.64 = 59,054.12 : x
  2. Step 2: Convert to fraction form
    104,372.71/144,024.64 = 59,054.12/x
  3. Step 3: Cross multiply
    104,372.71x = 144,024.64 × 59,054.12
  4. Step 4: Simplify right side
    104,372.71x = 8,505,248,373.52
  5. Step 5: Solve for x
    x = 8,505,248,373.52/104,372.71
  6. Step 6: Final answer
    x = 81,489.20

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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.