Home / 132,352.20-182,672.56-78,626.84

Finding the Fourth Proportional to 132,352.20, 182,672.56 and 78,626.84

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Solution

The fourth proportional to 132,352.20, 182,672.56 and 78,626.84 is: 108,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352.20 : 182,672.56 = 78,626.84 : x
  2. Step 2: Convert to fraction form
    132,352.20/182,672.56 = 78,626.84/x
  3. Step 3: Cross multiply
    132,352.20x = 182,672.56 × 78,626.84
  4. Step 4: Simplify right side
    132,352.20x = 14,362,966,147.51
  5. Step 5: Solve for x
    x = 14,362,966,147.51/132,352.20
  6. Step 6: Final answer
    x = 108,520.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.