Home / 250,246.27-345,344.34-137,061.73

Finding the Fourth Proportional to 250,246.27, 345,344.34 and 137,061.73

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Solution

The fourth proportional to 250,246.27, 345,344.34 and 137,061.73 is: 189,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,246.27 : 345,344.34 = 137,061.73 : x
  2. Step 2: Convert to fraction form
    250,246.27/345,344.34 = 137,061.73/x
  3. Step 3: Cross multiply
    250,246.27x = 345,344.34 × 137,061.73
  4. Step 4: Simplify right side
    250,246.27x = 47,333,492,686.11
  5. Step 5: Solve for x
    x = 47,333,492,686.11/250,246.27
  6. Step 6: Final answer
    x = 189,147.65

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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.