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Finding the Fourth Proportional to 162,656.28, 224,470.74 and 91,036.14

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Solution

The fourth proportional to 162,656.28, 224,470.74 and 91,036.14 is: 125,632.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,656.28 : 224,470.74 = 91,036.14 : x
  2. Step 2: Convert to fraction form
    162,656.28/224,470.74 = 91,036.14/x
  3. Step 3: Cross multiply
    162,656.28x = 224,470.74 × 91,036.14
  4. Step 4: Simplify right side
    162,656.28x = 20,434,949,712.54
  5. Step 5: Solve for x
    x = 20,434,949,712.54/162,656.28
  6. Step 6: Final answer
    x = 125,632.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.