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Finding the Fourth Proportional to 169,025.59, 233,260.32 and 93,574.09

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Solution

The fourth proportional to 169,025.59, 233,260.32 and 93,574.09 is: 129,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,025.59 : 233,260.32 = 93,574.09 : x
  2. Step 2: Convert to fraction form
    169,025.59/233,260.32 = 93,574.09/x
  3. Step 3: Cross multiply
    169,025.59x = 233,260.32 × 93,574.09
  4. Step 4: Simplify right side
    169,025.59x = 21,827,122,177.11
  5. Step 5: Solve for x
    x = 21,827,122,177.11/169,025.59
  6. Step 6: Final answer
    x = 129,135.02

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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.