Home / 59,631.25-89,381.13-38,521.30

Finding the Fourth Proportional to 59,631.25, 89,381.13 and 38,521.30

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Solution

The fourth proportional to 59,631.25, 89,381.13 and 38,521.30 is: 57,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,631.25 : 89,381.13 = 38,521.30 : x
  2. Step 2: Convert to fraction form
    59,631.25/89,381.13 = 38,521.30/x
  3. Step 3: Cross multiply
    59,631.25x = 89,381.13 × 38,521.30
  4. Step 4: Simplify right side
    59,631.25x = 3,443,077,323.07
  5. Step 5: Solve for x
    x = 3,443,077,323.07/59,631.25
  6. Step 6: Final answer
    x = 57,739.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.