Home / 71,823.61-99,125.27-41,207.91

Finding the Fourth Proportional to 71,823.61, 99,125.27 and 41,207.91

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Solution

The fourth proportional to 71,823.61, 99,125.27 and 41,207.91 is: 56,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,823.61 : 99,125.27 = 41,207.91 : x
  2. Step 2: Convert to fraction form
    71,823.61/99,125.27 = 41,207.91/x
  3. Step 3: Cross multiply
    71,823.61x = 99,125.27 × 41,207.91
  4. Step 4: Simplify right side
    71,823.61x = 4,084,745,204.89
  5. Step 5: Solve for x
    x = 4,084,745,204.89/71,823.61
  6. Step 6: Final answer
    x = 56,871.90

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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.