Home / 52,429.92-78,567.11-38,510.88

Finding the Fourth Proportional to 52,429.92, 78,567.11 and 38,510.88

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Solution

The fourth proportional to 52,429.92, 78,567.11 and 38,510.88 is: 57,709.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,429.92 : 78,567.11 = 38,510.88 : x
  2. Step 2: Convert to fraction form
    52,429.92/78,567.11 = 38,510.88/x
  3. Step 3: Cross multiply
    52,429.92x = 78,567.11 × 38,510.88
  4. Step 4: Simplify right side
    52,429.92x = 3,025,688,152.32
  5. Step 5: Solve for x
    x = 3,025,688,152.32/52,429.92
  6. Step 6: Final answer
    x = 57,709.19

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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.