Home / 159,591.32-239,422.04-47,280.36

Finding the Fourth Proportional to 159,591.32, 239,422.04 and 47,280.36

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Solution

The fourth proportional to 159,591.32, 239,422.04 and 47,280.36 is: 70,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,591.32 : 239,422.04 = 47,280.36 : x
  2. Step 2: Convert to fraction form
    159,591.32/239,422.04 = 47,280.36/x
  3. Step 3: Cross multiply
    159,591.32x = 239,422.04 × 47,280.36
  4. Step 4: Simplify right side
    159,591.32x = 11,319,960,243.13
  5. Step 5: Solve for x
    x = 11,319,960,243.13/159,591.32
  6. Step 6: Final answer
    x = 70,930.93

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1.5x scale

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.