Home / 250,772.55-345,999.15-148,713.18

Finding the Fourth Proportional to 250,772.55, 345,999.15 and 148,713.18

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Solution

The fourth proportional to 250,772.55, 345,999.15 and 148,713.18 is: 205,184.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,772.55 : 345,999.15 = 148,713.18 : x
  2. Step 2: Convert to fraction form
    250,772.55/345,999.15 = 148,713.18/x
  3. Step 3: Cross multiply
    250,772.55x = 345,999.15 × 148,713.18
  4. Step 4: Simplify right side
    250,772.55x = 51,454,633,873.80
  5. Step 5: Solve for x
    x = 51,454,633,873.80/250,772.55
  6. Step 6: Final answer
    x = 205,184.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.