Home / 97,946.62-146,919.92-64,658.88

Finding the Fourth Proportional to 97,946.62, 146,919.92 and 64,658.88

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Solution

The fourth proportional to 97,946.62, 146,919.92 and 64,658.88 is: 96,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,946.62 : 146,919.92 = 64,658.88 : x
  2. Step 2: Convert to fraction form
    97,946.62/146,919.92 = 64,658.88/x
  3. Step 3: Cross multiply
    97,946.62x = 146,919.92 × 64,658.88
  4. Step 4: Simplify right side
    97,946.62x = 9,499,677,476.89
  5. Step 5: Solve for x
    x = 9,499,677,476.89/97,946.62
  6. Step 6: Final answer
    x = 96,988.31

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Similar ratio
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1.5x scale

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.