Home / 168,140.52-252,285.48-88,159.32

Finding the Fourth Proportional to 168,140.52, 252,285.48 and 88,159.32

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Solution

The fourth proportional to 168,140.52, 252,285.48 and 88,159.32 is: 132,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,140.52 : 252,285.48 = 88,159.32 : x
  2. Step 2: Convert to fraction form
    168,140.52/252,285.48 = 88,159.32/x
  3. Step 3: Cross multiply
    168,140.52x = 252,285.48 × 88,159.32
  4. Step 4: Simplify right side
    168,140.52x = 22,241,316,362.67
  5. Step 5: Solve for x
    x = 22,241,316,362.67/168,140.52
  6. Step 6: Final answer
    x = 132,278.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.