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Finding the Fourth Proportional to 59,201.28, 81,703.42 and 32,347.87

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Solution

The fourth proportional to 59,201.28, 81,703.42 and 32,347.87 is: 44,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,201.28 : 81,703.42 = 32,347.87 : x
  2. Step 2: Convert to fraction form
    59,201.28/81,703.42 = 32,347.87/x
  3. Step 3: Cross multiply
    59,201.28x = 81,703.42 × 32,347.87
  4. Step 4: Simplify right side
    59,201.28x = 2,642,931,783.17
  5. Step 5: Solve for x
    x = 2,642,931,783.17/59,201.28
  6. Step 6: Final answer
    x = 44,643.15

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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.