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Finding the Fourth Proportional to 168,870.48, 233,041.31 and 97,248.96

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Solution

The fourth proportional to 168,870.48, 233,041.31 and 97,248.96 is: 134,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,870.48 : 233,041.31 = 97,248.96 : x
  2. Step 2: Convert to fraction form
    168,870.48/233,041.31 = 97,248.96/x
  3. Step 3: Cross multiply
    168,870.48x = 233,041.31 × 97,248.96
  4. Step 4: Simplify right side
    168,870.48x = 22,663,025,034.54
  5. Step 5: Solve for x
    x = 22,663,025,034.54/168,870.48
  6. Step 6: Final answer
    x = 134,203.59

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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.