Home / 123,505.35-185,258.76-34,759.65

Finding the Fourth Proportional to 123,505.35, 185,258.76 and 34,759.65

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Solution

The fourth proportional to 123,505.35, 185,258.76 and 34,759.65 is: 52,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,505.35 : 185,258.76 = 34,759.65 : x
  2. Step 2: Convert to fraction form
    123,505.35/185,258.76 = 34,759.65/x
  3. Step 3: Cross multiply
    123,505.35x = 185,258.76 × 34,759.65
  4. Step 4: Simplify right side
    123,505.35x = 6,439,529,657.03
  5. Step 5: Solve for x
    x = 6,439,529,657.03/123,505.35
  6. Step 6: Final answer
    x = 52,139.68

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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.