Home / 71,133.74-106,669.17-37,845.90

Finding the Fourth Proportional to 71,133.74, 106,669.17 and 37,845.90

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Solution

The fourth proportional to 71,133.74, 106,669.17 and 37,845.90 is: 56,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,133.74 : 106,669.17 = 37,845.90 : x
  2. Step 2: Convert to fraction form
    71,133.74/106,669.17 = 37,845.90/x
  3. Step 3: Cross multiply
    71,133.74x = 106,669.17 × 37,845.90
  4. Step 4: Simplify right side
    71,133.74x = 4,036,990,740.90
  5. Step 5: Solve for x
    x = 4,036,990,740.90/71,133.74
  6. Step 6: Final answer
    x = 56,752.13

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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.