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Finding the Fourth Proportional to 169,105.71, 233,253.48 and 108,752.64

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Solution

The fourth proportional to 169,105.71, 233,253.48 and 108,752.64 is: 150,006.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,105.71 : 233,253.48 = 108,752.64 : x
  2. Step 2: Convert to fraction form
    169,105.71/233,253.48 = 108,752.64/x
  3. Step 3: Cross multiply
    169,105.71x = 233,253.48 × 108,752.64
  4. Step 4: Simplify right side
    169,105.71x = 25,366,931,739.19
  5. Step 5: Solve for x
    x = 25,366,931,739.19/169,105.71
  6. Step 6: Final answer
    x = 150,006.36

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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.