Home / 76,531.52-114,805.64-25,967.04

Finding the Fourth Proportional to 76,531.52, 114,805.64 and 25,967.04

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Solution

The fourth proportional to 76,531.52, 114,805.64 and 25,967.04 is: 38,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,531.52 : 114,805.64 = 25,967.04 : x
  2. Step 2: Convert to fraction form
    76,531.52/114,805.64 = 25,967.04/x
  3. Step 3: Cross multiply
    76,531.52x = 114,805.64 × 25,967.04
  4. Step 4: Simplify right side
    76,531.52x = 2,981,162,516.27
  5. Step 5: Solve for x
    x = 2,981,162,516.27/76,531.52
  6. Step 6: Final answer
    x = 38,953.40

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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.