Home / 159,780.24-239,756.74-60,008.76

Finding the Fourth Proportional to 159,780.24, 239,756.74 and 60,008.76

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Solution

The fourth proportional to 159,780.24, 239,756.74 and 60,008.76 is: 90,045.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,780.24 : 239,756.74 = 60,008.76 : x
  2. Step 2: Convert to fraction form
    159,780.24/239,756.74 = 60,008.76/x
  3. Step 3: Cross multiply
    159,780.24x = 239,756.74 × 60,008.76
  4. Step 4: Simplify right side
    159,780.24x = 14,387,504,669.04
  5. Step 5: Solve for x
    x = 14,387,504,669.04/159,780.24
  6. Step 6: Final answer
    x = 90,045.58

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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.