Home / 95,438.70-143,158.05-88,221.60

Finding the Fourth Proportional to 95,438.70, 143,158.05 and 88,221.60

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Solution

The fourth proportional to 95,438.70, 143,158.05 and 88,221.60 is: 132,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,438.70 : 143,158.05 = 88,221.60 : x
  2. Step 2: Convert to fraction form
    95,438.70/143,158.05 = 88,221.60/x
  3. Step 3: Cross multiply
    95,438.70x = 143,158.05 × 88,221.60
  4. Step 4: Simplify right side
    95,438.70x = 12,629,632,223.88
  5. Step 5: Solve for x
    x = 12,629,632,223.88/95,438.70
  6. Step 6: Final answer
    x = 132,332.40

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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.