Home / 159,561.36-239,116.05-88,515.05

Finding the Fourth Proportional to 159,561.36, 239,116.05 and 88,515.05

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Solution

The fourth proportional to 159,561.36, 239,116.05 and 88,515.05 is: 132,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,561.36 : 239,116.05 = 88,515.05 : x
  2. Step 2: Convert to fraction form
    159,561.36/239,116.05 = 88,515.05/x
  3. Step 3: Cross multiply
    159,561.36x = 239,116.05 × 88,515.05
  4. Step 4: Simplify right side
    159,561.36x = 21,165,367,925.97
  5. Step 5: Solve for x
    x = 21,165,367,925.97/159,561.36
  6. Step 6: Final answer
    x = 132,647.20

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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.