Home / 132,904.40-199,376.51-42,917.04

Finding the Fourth Proportional to 132,904.40, 199,376.51 and 42,917.04

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Solution

The fourth proportional to 132,904.40, 199,376.51 and 42,917.04 is: 64,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,904.40 : 199,376.51 = 42,917.04 : x
  2. Step 2: Convert to fraction form
    132,904.40/199,376.51 = 42,917.04/x
  3. Step 3: Cross multiply
    132,904.40x = 199,376.51 × 42,917.04
  4. Step 4: Simplify right side
    132,904.40x = 8,556,649,440.15
  5. Step 5: Solve for x
    x = 8,556,649,440.15/132,904.40
  6. Step 6: Final answer
    x = 64,381.99

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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.