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Finding the Fourth Proportional to 169,652.98, 254,437.44 and 57,330.72

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Solution

The fourth proportional to 169,652.98, 254,437.44 and 57,330.72 is: 85,981.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,652.98 : 254,437.44 = 57,330.72 : x
  2. Step 2: Convert to fraction form
    169,652.98/254,437.44 = 57,330.72/x
  3. Step 3: Cross multiply
    169,652.98x = 254,437.44 × 57,330.72
  4. Step 4: Simplify right side
    169,652.98x = 14,587,081,630.16
  5. Step 5: Solve for x
    x = 14,587,081,630.16/169,652.98
  6. Step 6: Final answer
    x = 85,981.88

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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.