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Finding the Fourth Proportional to 169,946.62, 254,770.88 and 64,695.58

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Solution

The fourth proportional to 169,946.62, 254,770.88 and 64,695.58 is: 96,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,946.62 : 254,770.88 = 64,695.58 : x
  2. Step 2: Convert to fraction form
    169,946.62/254,770.88 = 64,695.58/x
  3. Step 3: Cross multiply
    169,946.62x = 254,770.88 × 64,695.58
  4. Step 4: Simplify right side
    169,946.62x = 16,482,549,848.71
  5. Step 5: Solve for x
    x = 16,482,549,848.71/169,946.62
  6. Step 6: Final answer
    x = 96,986.63

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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.