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Finding the Fourth Proportional to 59,739.61, 82,439.65 and 32,881.57

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Solution

The fourth proportional to 59,739.61, 82,439.65 and 32,881.57 is: 45,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,739.61 : 82,439.65 = 32,881.57 : x
  2. Step 2: Convert to fraction form
    59,739.61/82,439.65 = 32,881.57/x
  3. Step 3: Cross multiply
    59,739.61x = 82,439.65 × 32,881.57
  4. Step 4: Simplify right side
    59,739.61x = 2,710,745,122.25
  5. Step 5: Solve for x
    x = 2,710,745,122.25/59,739.61
  6. Step 6: Final answer
    x = 45,376.01

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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.