Home / 95,865.40-143,798.10-88,648.30

Finding the Fourth Proportional to 95,865.40, 143,798.10 and 88,648.30

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Solution

The fourth proportional to 95,865.40, 143,798.10 and 88,648.30 is: 132,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,865.40 : 143,798.10 = 88,648.30 : x
  2. Step 2: Convert to fraction form
    95,865.40/143,798.10 = 88,648.30/x
  3. Step 3: Cross multiply
    95,865.40x = 143,798.10 × 88,648.30
  4. Step 4: Simplify right side
    95,865.40x = 12,747,457,108.23
  5. Step 5: Solve for x
    x = 12,747,457,108.23/95,865.40
  6. Step 6: Final answer
    x = 132,972.45

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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.