Home / 132,106.18-198,181.28-43,335.85

Finding the Fourth Proportional to 132,106.18, 198,181.28 and 43,335.85

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Solution

The fourth proportional to 132,106.18, 198,181.28 and 43,335.85 is: 65,011.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,106.18 : 198,181.28 = 43,335.85 : x
  2. Step 2: Convert to fraction form
    132,106.18/198,181.28 = 43,335.85/x
  3. Step 3: Cross multiply
    132,106.18x = 198,181.28 × 43,335.85
  4. Step 4: Simplify right side
    132,106.18x = 8,588,354,222.89
  5. Step 5: Solve for x
    x = 8,588,354,222.89/132,106.18
  6. Step 6: Final answer
    x = 65,011.00

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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.