Home / 132,768.32-199,152.30-61,652.08

Finding the Fourth Proportional to 132,768.32, 199,152.30 and 61,652.08

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Solution

The fourth proportional to 132,768.32, 199,152.30 and 61,652.08 is: 92,478.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,768.32 : 199,152.30 = 61,652.08 : x
  2. Step 2: Convert to fraction form
    132,768.32/199,152.30 = 61,652.08/x
  3. Step 3: Cross multiply
    132,768.32x = 199,152.30 × 61,652.08
  4. Step 4: Simplify right side
    132,768.32x = 12,278,153,033.90
  5. Step 5: Solve for x
    x = 12,278,153,033.90/132,768.32
  6. Step 6: Final answer
    x = 92,478.03

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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.