Home / 102,376.47-141,237.91-67,937.44

Finding the Fourth Proportional to 102,376.47, 141,237.91 and 67,937.44

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Solution

The fourth proportional to 102,376.47, 141,237.91 and 67,937.44 is: 93,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,376.47 : 141,237.91 = 67,937.44 : x
  2. Step 2: Convert to fraction form
    102,376.47/141,237.91 = 67,937.44/x
  3. Step 3: Cross multiply
    102,376.47x = 141,237.91 × 67,937.44
  4. Step 4: Simplify right side
    102,376.47x = 9,595,342,036.35
  5. Step 5: Solve for x
    x = 9,595,342,036.35/102,376.47
  6. Step 6: Final answer
    x = 93,726.05

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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.