Home / 151,572.90-227,213.55-117,820.20

Finding the Fourth Proportional to 151,572.90, 227,213.55 and 117,820.20

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Solution

The fourth proportional to 151,572.90, 227,213.55 and 117,820.20 is: 176,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,572.90 : 227,213.55 = 117,820.20 : x
  2. Step 2: Convert to fraction form
    151,572.90/227,213.55 = 117,820.20/x
  3. Step 3: Cross multiply
    151,572.90x = 227,213.55 × 117,820.20
  4. Step 4: Simplify right side
    151,572.90x = 26,770,345,903.71
  5. Step 5: Solve for x
    x = 26,770,345,903.71/151,572.90
  6. Step 6: Final answer
    x = 176,616.97

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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.