Home / 244,909.20-367,277.40-87,142.80

Finding the Fourth Proportional to 244,909.20, 367,277.40 and 87,142.80

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Solution

The fourth proportional to 244,909.20, 367,277.40 and 87,142.80 is: 130,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,909.20 : 367,277.40 = 87,142.80 : x
  2. Step 2: Convert to fraction form
    244,909.20/367,277.40 = 87,142.80/x
  3. Step 3: Cross multiply
    244,909.20x = 367,277.40 × 87,142.80
  4. Step 4: Simplify right side
    244,909.20x = 32,005,581,012.72
  5. Step 5: Solve for x
    x = 32,005,581,012.72/244,909.20
  6. Step 6: Final answer
    x = 130,683.46

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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.