Home / 88,228.20-132,342.30-53,236.20

Finding the Fourth Proportional to 88,228.20, 132,342.30 and 53,236.20

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Solution

The fourth proportional to 88,228.20, 132,342.30 and 53,236.20 is: 79,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,228.20 : 132,342.30 = 53,236.20 : x
  2. Step 2: Convert to fraction form
    88,228.20/132,342.30 = 53,236.20/x
  3. Step 3: Cross multiply
    88,228.20x = 132,342.30 × 53,236.20
  4. Step 4: Simplify right side
    88,228.20x = 7,045,401,151.26
  5. Step 5: Solve for x
    x = 7,045,401,151.26/88,228.20
  6. Step 6: Final answer
    x = 79,854.30

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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.