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Finding the Fourth Proportional to 71,329.59, 107,053.74 and 37,607.67

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Solution

The fourth proportional to 71,329.59, 107,053.74 and 37,607.67 is: 56,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,329.59 : 107,053.74 = 37,607.67 : x
  2. Step 2: Convert to fraction form
    71,329.59/107,053.74 = 37,607.67/x
  3. Step 3: Cross multiply
    71,329.59x = 107,053.74 × 37,607.67
  4. Step 4: Simplify right side
    71,329.59x = 4,026,041,726.19
  5. Step 5: Solve for x
    x = 4,026,041,726.19/71,329.59
  6. Step 6: Final answer
    x = 56,442.80

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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.