Home / 52,452.28-78,587.29-47,312.83

Finding the Fourth Proportional to 52,452.28, 78,587.29 and 47,312.83

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Solution

The fourth proportional to 52,452.28, 78,587.29 and 47,312.83 is: 70,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.28 : 78,587.29 = 47,312.83 : x
  2. Step 2: Convert to fraction form
    52,452.28/78,587.29 = 47,312.83/x
  3. Step 3: Cross multiply
    52,452.28x = 78,587.29 × 47,312.83
  4. Step 4: Simplify right side
    52,452.28x = 3,718,186,462.43
  5. Step 5: Solve for x
    x = 3,718,186,462.43/52,452.28
  6. Step 6: Final answer
    x = 70,887.04

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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.