Home / 159,081.10-238,616.18-40,753.46

Finding the Fourth Proportional to 159,081.10, 238,616.18 and 40,753.46

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Solution

The fourth proportional to 159,081.10, 238,616.18 and 40,753.46 is: 61,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,081.10 : 238,616.18 = 40,753.46 : x
  2. Step 2: Convert to fraction form
    159,081.10/238,616.18 = 40,753.46/x
  3. Step 3: Cross multiply
    159,081.10x = 238,616.18 × 40,753.46
  4. Step 4: Simplify right side
    159,081.10x = 9,724,434,946.98
  5. Step 5: Solve for x
    x = 9,724,434,946.98/159,081.10
  6. Step 6: Final answer
    x = 61,128.79

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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.