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Finding the Fourth Proportional to 169,574.86, 234,016.26 and 93,101.02

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Solution

The fourth proportional to 169,574.86, 234,016.26 and 93,101.02 is: 128,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,574.86 : 234,016.26 = 93,101.02 : x
  2. Step 2: Convert to fraction form
    169,574.86/234,016.26 = 93,101.02/x
  3. Step 3: Cross multiply
    169,574.86x = 234,016.26 × 93,101.02
  4. Step 4: Simplify right side
    169,574.86x = 21,787,152,502.59
  5. Step 5: Solve for x
    x = 21,787,152,502.59/169,574.86
  6. Step 6: Final answer
    x = 128,481.03

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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.