Home / 159,566.40-239,033.70-103,445.55

Finding the Fourth Proportional to 159,566.40, 239,033.70 and 103,445.55

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Solution

The fourth proportional to 159,566.40, 239,033.70 and 103,445.55 is: 154,963.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,566.40 : 239,033.70 = 103,445.55 : x
  2. Step 2: Convert to fraction form
    159,566.40/239,033.70 = 103,445.55/x
  3. Step 3: Cross multiply
    159,566.40x = 239,033.70 × 103,445.55
  4. Step 4: Simplify right side
    159,566.40x = 24,726,972,565.04
  5. Step 5: Solve for x
    x = 24,726,972,565.04/159,566.40
  6. Step 6: Final answer
    x = 154,963.53

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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.