Home / 149,990.40-224,985.60-39,182.40

Finding the Fourth Proportional to 149,990.40, 224,985.60 and 39,182.40

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Solution

The fourth proportional to 149,990.40, 224,985.60 and 39,182.40 is: 58,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,990.40 : 224,985.60 = 39,182.40 : x
  2. Step 2: Convert to fraction form
    149,990.40/224,985.60 = 39,182.40/x
  3. Step 3: Cross multiply
    149,990.40x = 224,985.60 × 39,182.40
  4. Step 4: Simplify right side
    149,990.40x = 8,815,475,773.44
  5. Step 5: Solve for x
    x = 8,815,475,773.44/149,990.40
  6. Step 6: Final answer
    x = 58,773.60

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1.5x scale

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.