Home / 159,332.81-239,007.15-45,497.50

Finding the Fourth Proportional to 159,332.81, 239,007.15 and 45,497.50

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Solution

The fourth proportional to 159,332.81, 239,007.15 and 45,497.50 is: 68,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,332.81 : 239,007.15 = 45,497.50 : x
  2. Step 2: Convert to fraction form
    159,332.81/239,007.15 = 45,497.50/x
  3. Step 3: Cross multiply
    159,332.81x = 239,007.15 × 45,497.50
  4. Step 4: Simplify right side
    159,332.81x = 10,874,227,209.61
  5. Step 5: Solve for x
    x = 10,874,227,209.61/159,332.81
  6. Step 6: Final answer
    x = 68,248.51

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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.