Home / 159,688.04-239,495.13-47,341.15

Finding the Fourth Proportional to 159,688.04, 239,495.13 and 47,341.15

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Solution

The fourth proportional to 159,688.04, 239,495.13 and 47,341.15 is: 71,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,688.04 : 239,495.13 = 47,341.15 : x
  2. Step 2: Convert to fraction form
    159,688.04/239,495.13 = 47,341.15/x
  3. Step 3: Cross multiply
    159,688.04x = 239,495.13 × 47,341.15
  4. Step 4: Simplify right side
    159,688.04x = 11,337,974,274.86
  5. Step 5: Solve for x
    x = 11,337,974,274.86/159,688.04
  6. Step 6: Final answer
    x = 71,000.78

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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.