Home / 126,364.25-189,557.31-32,870

Finding the Fourth Proportional to 126,364.25, 189,557.31 and 32,870

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Solution

The fourth proportional to 126,364.25, 189,557.31 and 32,870 is: 49,307.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,364.25 : 189,557.31 = 32,870 : x
  2. Step 2: Convert to fraction form
    126,364.25/189,557.31 = 32,870/x
  3. Step 3: Cross multiply
    126,364.25x = 189,557.31 × 32,870
  4. Step 4: Simplify right side
    126,364.25x = 6,230,748,779.70
  5. Step 5: Solve for x
    x = 6,230,748,779.70/126,364.25
  6. Step 6: Final answer
    x = 49,307.84

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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.