Home / 144,529.92-216,773.28-49,775.04

Finding the Fourth Proportional to 144,529.92, 216,773.28 and 49,775.04

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Solution

The fourth proportional to 144,529.92, 216,773.28 and 49,775.04 is: 74,655.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,529.92 : 216,773.28 = 49,775.04 : x
  2. Step 2: Convert to fraction form
    144,529.92/216,773.28 = 49,775.04/x
  3. Step 3: Cross multiply
    144,529.92x = 216,773.28 × 49,775.04
  4. Step 4: Simplify right side
    144,529.92x = 10,789,898,682.93
  5. Step 5: Solve for x
    x = 10,789,898,682.93/144,529.92
  6. Step 6: Final answer
    x = 74,655.12

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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.