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Finding the Fourth Proportional to 169,577.89, 254,402.84 and 64,394.53

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Solution

The fourth proportional to 169,577.89, 254,402.84 and 64,394.53 is: 96,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,577.89 : 254,402.84 = 64,394.53 : x
  2. Step 2: Convert to fraction form
    169,577.89/254,402.84 = 64,394.53/x
  3. Step 3: Cross multiply
    169,577.89x = 254,402.84 × 64,394.53
  4. Step 4: Simplify right side
    169,577.89x = 16,382,151,312.47
  5. Step 5: Solve for x
    x = 16,382,151,312.47/169,577.89
  6. Step 6: Final answer
    x = 96,605.47

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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.