Home / 224,350.93-309,605.25-122,378.61

Finding the Fourth Proportional to 224,350.93, 309,605.25 and 122,378.61

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Solution

The fourth proportional to 224,350.93, 309,605.25 and 122,378.61 is: 168,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,350.93 : 309,605.25 = 122,378.61 : x
  2. Step 2: Convert to fraction form
    224,350.93/309,605.25 = 122,378.61/x
  3. Step 3: Cross multiply
    224,350.93x = 309,605.25 × 122,378.61
  4. Step 4: Simplify right side
    224,350.93x = 37,889,060,143.70
  5. Step 5: Solve for x
    x = 37,889,060,143.70/224,350.93
  6. Step 6: Final answer
    x = 168,883.01

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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.