Home / 132,340.77-198,461.48-48,080.12

Finding the Fourth Proportional to 132,340.77, 198,461.48 and 48,080.12

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Solution

The fourth proportional to 132,340.77, 198,461.48 and 48,080.12 is: 72,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,340.77 : 198,461.48 = 48,080.12 : x
  2. Step 2: Convert to fraction form
    132,340.77/198,461.48 = 48,080.12/x
  3. Step 3: Cross multiply
    132,340.77x = 198,461.48 × 48,080.12
  4. Step 4: Simplify right side
    132,340.77x = 9,542,050,541.07
  5. Step 5: Solve for x
    x = 9,542,050,541.07/132,340.77
  6. Step 6: Final answer
    x = 72,102.12

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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.