Home / 149,670.20-224,456.70-49,813.40

Finding the Fourth Proportional to 149,670.20, 224,456.70 and 49,813.40

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Solution

The fourth proportional to 149,670.20, 224,456.70 and 49,813.40 is: 74,703.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,670.20 : 224,456.70 = 49,813.40 : x
  2. Step 2: Convert to fraction form
    149,670.20/224,456.70 = 49,813.40/x
  3. Step 3: Cross multiply
    149,670.20x = 224,456.70 × 49,813.40
  4. Step 4: Simplify right side
    149,670.20x = 11,180,951,379.78
  5. Step 5: Solve for x
    x = 11,180,951,379.78/149,670.20
  6. Step 6: Final answer
    x = 74,703.92

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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.