Home / 84,471.30-126,749.07-37,711.62

Finding the Fourth Proportional to 84,471.30, 126,749.07 and 37,711.62

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Solution

The fourth proportional to 84,471.30, 126,749.07 and 37,711.62 is: 56,586.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,471.30 : 126,749.07 = 37,711.62 : x
  2. Step 2: Convert to fraction form
    84,471.30/126,749.07 = 37,711.62/x
  3. Step 3: Cross multiply
    84,471.30x = 126,749.07 × 37,711.62
  4. Step 4: Simplify right side
    84,471.30x = 4,779,912,763.19
  5. Step 5: Solve for x
    x = 4,779,912,763.19/84,471.30
  6. Step 6: Final answer
    x = 56,586.23

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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.