Home / 88,240.40-132,166.20-53,118.80

Finding the Fourth Proportional to 88,240.40, 132,166.20 and 53,118.80

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Solution

The fourth proportional to 88,240.40, 132,166.20 and 53,118.80 is: 79,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,240.40 : 132,166.20 = 53,118.80 : x
  2. Step 2: Convert to fraction form
    88,240.40/132,166.20 = 53,118.80/x
  3. Step 3: Cross multiply
    88,240.40x = 132,166.20 × 53,118.80
  4. Step 4: Simplify right side
    88,240.40x = 7,020,509,944.56
  5. Step 5: Solve for x
    x = 7,020,509,944.56/88,240.40
  6. Step 6: Final answer
    x = 79,561.18

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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.