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Finding the Fourth Proportional to 224,452, 309,750.24 and 123,856.48

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Solution

The fourth proportional to 224,452, 309,750.24 and 123,856.48 is: 170,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,452 : 309,750.24 = 123,856.48 : x
  2. Step 2: Convert to fraction form
    224,452/309,750.24 = 123,856.48/x
  3. Step 3: Cross multiply
    224,452x = 309,750.24 × 123,856.48
  4. Step 4: Simplify right side
    224,452x = 38,364,574,405.56
  5. Step 5: Solve for x
    x = 38,364,574,405.56/224,452
  6. Step 6: Final answer
    x = 170,925.52

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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.