Home / 71,014.20-106,521.18-41,411.28

Finding the Fourth Proportional to 71,014.20, 106,521.18 and 41,411.28

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Solution

The fourth proportional to 71,014.20, 106,521.18 and 41,411.28 is: 62,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,014.20 : 106,521.18 = 41,411.28 : x
  2. Step 2: Convert to fraction form
    71,014.20/106,521.18 = 41,411.28/x
  3. Step 3: Cross multiply
    71,014.20x = 106,521.18 × 41,411.28
  4. Step 4: Simplify right side
    71,014.20x = 4,411,178,410.91
  5. Step 5: Solve for x
    x = 4,411,178,410.91/71,014.20
  6. Step 6: Final answer
    x = 62,116.85

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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.