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Finding the Fourth Proportional to 224,833.32, 310,266.25 and 122,856.60

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Solution

The fourth proportional to 224,833.32, 310,266.25 and 122,856.60 is: 169,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,833.32 : 310,266.25 = 122,856.60 : x
  2. Step 2: Convert to fraction form
    224,833.32/310,266.25 = 122,856.60/x
  3. Step 3: Cross multiply
    224,833.32x = 310,266.25 × 122,856.60
  4. Step 4: Simplify right side
    224,833.32x = 38,118,255,680.86
  5. Step 5: Solve for x
    x = 38,118,255,680.86/224,833.32
  6. Step 6: Final answer
    x = 169,540.06

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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.