Home / 99,053.28-148,585.92-39,888.96

Finding the Fourth Proportional to 99,053.28, 148,585.92 and 39,888.96

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Solution

The fourth proportional to 99,053.28, 148,585.92 and 39,888.96 is: 59,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,053.28 : 148,585.92 = 39,888.96 : x
  2. Step 2: Convert to fraction form
    99,053.28/148,585.92 = 39,888.96/x
  3. Step 3: Cross multiply
    99,053.28x = 148,585.92 × 39,888.96
  4. Step 4: Simplify right side
    99,053.28x = 5,926,937,819.44
  5. Step 5: Solve for x
    x = 5,926,937,819.44/99,053.28
  6. Step 6: Final answer
    x = 59,835.86

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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.