Home / 149,685.54-224,538.03-49,841.70

Finding the Fourth Proportional to 149,685.54, 224,538.03 and 49,841.70

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Solution

The fourth proportional to 149,685.54, 224,538.03 and 49,841.70 is: 74,765.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,685.54 : 224,538.03 = 49,841.70 : x
  2. Step 2: Convert to fraction form
    149,685.54/224,538.03 = 49,841.70/x
  3. Step 3: Cross multiply
    149,685.54x = 224,538.03 × 49,841.70
  4. Step 4: Simplify right side
    149,685.54x = 11,191,357,129.85
  5. Step 5: Solve for x
    x = 11,191,357,129.85/149,685.54
  6. Step 6: Final answer
    x = 74,765.79

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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.