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Finding the Fourth Proportional to 169,630.16, 254,294.04 and 64,377.68

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Solution

The fourth proportional to 169,630.16, 254,294.04 and 64,377.68 is: 96,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,630.16 : 254,294.04 = 64,377.68 : x
  2. Step 2: Convert to fraction form
    169,630.16/254,294.04 = 64,377.68/x
  3. Step 3: Cross multiply
    169,630.16x = 254,294.04 × 64,377.68
  4. Step 4: Simplify right side
    169,630.16x = 16,370,860,333.03
  5. Step 5: Solve for x
    x = 16,370,860,333.03/169,630.16
  6. Step 6: Final answer
    x = 96,509.14

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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.