Home / 63,045.19-87,002.13-34,366.60

Finding the Fourth Proportional to 63,045.19, 87,002.13 and 34,366.60

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Solution

The fourth proportional to 63,045.19, 87,002.13 and 34,366.60 is: 47,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,045.19 : 87,002.13 = 34,366.60 : x
  2. Step 2: Convert to fraction form
    63,045.19/87,002.13 = 34,366.60/x
  3. Step 3: Cross multiply
    63,045.19x = 87,002.13 × 34,366.60
  4. Step 4: Simplify right side
    63,045.19x = 2,989,967,400.86
  5. Step 5: Solve for x
    x = 2,989,967,400.86/63,045.19
  6. Step 6: Final answer
    x = 47,425.78

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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.