Home / 159,819.42-239,438.40-93,057.15

Finding the Fourth Proportional to 159,819.42, 239,438.40 and 93,057.15

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Solution

The fourth proportional to 159,819.42, 239,438.40 and 93,057.15 is: 139,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,819.42 : 239,438.40 = 93,057.15 : x
  2. Step 2: Convert to fraction form
    159,819.42/239,438.40 = 93,057.15/x
  3. Step 3: Cross multiply
    159,819.42x = 239,438.40 × 93,057.15
  4. Step 4: Simplify right side
    159,819.42x = 22,281,455,104.56
  5. Step 5: Solve for x
    x = 22,281,455,104.56/159,819.42
  6. Step 6: Final answer
    x = 139,416.44

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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.