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Finding the Fourth Proportional to 224,765.48, 310,182.39 and 122,795.24

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Solution

The fourth proportional to 224,765.48, 310,182.39 and 122,795.24 is: 169,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,765.48 : 310,182.39 = 122,795.24 : x
  2. Step 2: Convert to fraction form
    224,765.48/310,182.39 = 122,795.24/x
  3. Step 3: Cross multiply
    224,765.48x = 310,182.39 × 122,795.24
  4. Step 4: Simplify right side
    224,765.48x = 38,088,921,023.82
  5. Step 5: Solve for x
    x = 38,088,921,023.82/224,765.48
  6. Step 6: Final answer
    x = 169,460.72

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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.