Home / 155,514.30-233,098.65-66,752.70

Finding the Fourth Proportional to 155,514.30, 233,098.65 and 66,752.70

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Solution

The fourth proportional to 155,514.30, 233,098.65 and 66,752.70 is: 100,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,514.30 : 233,098.65 = 66,752.70 : x
  2. Step 2: Convert to fraction form
    155,514.30/233,098.65 = 66,752.70/x
  3. Step 3: Cross multiply
    155,514.30x = 233,098.65 × 66,752.70
  4. Step 4: Simplify right side
    155,514.30x = 15,559,964,253.86
  5. Step 5: Solve for x
    x = 15,559,964,253.86/155,514.30
  6. Step 6: Final answer
    x = 100,054.88

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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.