Home / 71,763.12-99,035.28-41,545.65

Finding the Fourth Proportional to 71,763.12, 99,035.28 and 41,545.65

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Solution

The fourth proportional to 71,763.12, 99,035.28 and 41,545.65 is: 57,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,763.12 : 99,035.28 = 41,545.65 : x
  2. Step 2: Convert to fraction form
    71,763.12/99,035.28 = 41,545.65/x
  3. Step 3: Cross multiply
    71,763.12x = 99,035.28 × 41,545.65
  4. Step 4: Simplify right side
    71,763.12x = 4,114,485,080.53
  5. Step 5: Solve for x
    x = 4,114,485,080.53/71,763.12
  6. Step 6: Final answer
    x = 57,334.26

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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.