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Finding the Fourth Proportional to 169,577.40, 254,402.08 and 64,394.04

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Solution

The fourth proportional to 169,577.40, 254,402.08 and 64,394.04 is: 96,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,577.40 : 254,402.08 = 64,394.04 : x
  2. Step 2: Convert to fraction form
    169,577.40/254,402.08 = 64,394.04/x
  3. Step 3: Cross multiply
    169,577.40x = 254,402.08 × 64,394.04
  4. Step 4: Simplify right side
    169,577.40x = 16,381,977,715.60
  5. Step 5: Solve for x
    x = 16,381,977,715.60/169,577.40
  6. Step 6: Final answer
    x = 96,604.72

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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.