Home / 228,542.04-315,343.26-126,562.56

Finding the Fourth Proportional to 228,542.04, 315,343.26 and 126,562.56

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Solution

The fourth proportional to 228,542.04, 315,343.26 and 126,562.56 is: 174,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,542.04 : 315,343.26 = 126,562.56 : x
  2. Step 2: Convert to fraction form
    228,542.04/315,343.26 = 126,562.56/x
  3. Step 3: Cross multiply
    228,542.04x = 315,343.26 × 126,562.56
  4. Step 4: Simplify right side
    228,542.04x = 39,910,650,264.35
  5. Step 5: Solve for x
    x = 39,910,650,264.35/228,542.04
  6. Step 6: Final answer
    x = 174,631.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.