Home / 250,262.88-345,359.34-142,895.76

Finding the Fourth Proportional to 250,262.88, 345,359.34 and 142,895.76

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Solution

The fourth proportional to 250,262.88, 345,359.34 and 142,895.76 is: 197,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,262.88 : 345,359.34 = 142,895.76 : x
  2. Step 2: Convert to fraction form
    250,262.88/345,359.34 = 142,895.76/x
  3. Step 3: Cross multiply
    250,262.88x = 345,359.34 × 142,895.76
  4. Step 4: Simplify right side
    250,262.88x = 49,350,385,362.40
  5. Step 5: Solve for x
    x = 49,350,385,362.40/250,262.88
  6. Step 6: Final answer
    x = 197,194.19

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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.