Home / 159,505.68-239,258.52-47,177.16

Finding the Fourth Proportional to 159,505.68, 239,258.52 and 47,177.16

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Solution

The fourth proportional to 159,505.68, 239,258.52 and 47,177.16 is: 70,765.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,505.68 : 239,258.52 = 47,177.16 : x
  2. Step 2: Convert to fraction form
    159,505.68/239,258.52 = 47,177.16/x
  3. Step 3: Cross multiply
    159,505.68x = 239,258.52 × 47,177.16
  4. Step 4: Simplify right side
    159,505.68x = 11,287,537,479.40
  5. Step 5: Solve for x
    x = 11,287,537,479.40/159,505.68
  6. Step 6: Final answer
    x = 70,765.74

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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.