Home / 147,084.86-220,433.42-58,289.92

Finding the Fourth Proportional to 147,084.86, 220,433.42 and 58,289.92

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Solution

The fourth proportional to 147,084.86, 220,433.42 and 58,289.92 is: 87,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,084.86 : 220,433.42 = 58,289.92 : x
  2. Step 2: Convert to fraction form
    147,084.86/220,433.42 = 58,289.92/x
  3. Step 3: Cross multiply
    147,084.86x = 220,433.42 × 58,289.92
  4. Step 4: Simplify right side
    147,084.86x = 12,849,046,011.77
  5. Step 5: Solve for x
    x = 12,849,046,011.77/147,084.86
  6. Step 6: Final answer
    x = 87,358.04

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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.