Home / 88,289.10-132,433.65-70,793.10

Finding the Fourth Proportional to 88,289.10, 132,433.65 and 70,793.10

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Solution

The fourth proportional to 88,289.10, 132,433.65 and 70,793.10 is: 106,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,289.10 : 132,433.65 = 70,793.10 : x
  2. Step 2: Convert to fraction form
    88,289.10/132,433.65 = 70,793.10/x
  3. Step 3: Cross multiply
    88,289.10x = 132,433.65 × 70,793.10
  4. Step 4: Simplify right side
    88,289.10x = 9,375,388,627.82
  5. Step 5: Solve for x
    x = 9,375,388,627.82/88,289.10
  6. Step 6: Final answer
    x = 106,189.65

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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.