Home / 149,563.60-224,657.40-126,235.60

Finding the Fourth Proportional to 149,563.60, 224,657.40 and 126,235.60

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Solution

The fourth proportional to 149,563.60, 224,657.40 and 126,235.60 is: 189,616.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,563.60 : 224,657.40 = 126,235.60 : x
  2. Step 2: Convert to fraction form
    149,563.60/224,657.40 = 126,235.60/x
  3. Step 3: Cross multiply
    149,563.60x = 224,657.40 × 126,235.60
  4. Step 4: Simplify right side
    149,563.60x = 28,359,761,683.44
  5. Step 5: Solve for x
    x = 28,359,761,683.44/149,563.60
  6. Step 6: Final answer
    x = 189,616.74

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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.