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Finding the Fourth Proportional to 110,960.98, 153,125.85 and 63,214.42

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Solution

The fourth proportional to 110,960.98, 153,125.85 and 63,214.42 is: 87,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,960.98 : 153,125.85 = 63,214.42 : x
  2. Step 2: Convert to fraction form
    110,960.98/153,125.85 = 63,214.42/x
  3. Step 3: Cross multiply
    110,960.98x = 153,125.85 × 63,214.42
  4. Step 4: Simplify right side
    110,960.98x = 9,679,761,794.76
  5. Step 5: Solve for x
    x = 9,679,761,794.76/110,960.98
  6. Step 6: Final answer
    x = 87,235.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.