Home / 159,742.20-239,613.30-61,246.20

Finding the Fourth Proportional to 159,742.20, 239,613.30 and 61,246.20

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Solution

The fourth proportional to 159,742.20, 239,613.30 and 61,246.20 is: 91,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,742.20 : 239,613.30 = 61,246.20 : x
  2. Step 2: Convert to fraction form
    159,742.20/239,613.30 = 61,246.20/x
  3. Step 3: Cross multiply
    159,742.20x = 239,613.30 × 61,246.20
  4. Step 4: Simplify right side
    159,742.20x = 14,675,404,094.46
  5. Step 5: Solve for x
    x = 14,675,404,094.46/159,742.20
  6. Step 6: Final answer
    x = 91,869.30

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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.