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Finding the Fourth Proportional to 223,242.32, 334,854.84 and 75,498.32

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Solution

The fourth proportional to 223,242.32, 334,854.84 and 75,498.32 is: 113,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,242.32 : 334,854.84 = 75,498.32 : x
  2. Step 2: Convert to fraction form
    223,242.32/334,854.84 = 75,498.32/x
  3. Step 3: Cross multiply
    223,242.32x = 334,854.84 × 75,498.32
  4. Step 4: Simplify right side
    223,242.32x = 25,280,977,863.87
  5. Step 5: Solve for x
    x = 25,280,977,863.87/223,242.32
  6. Step 6: Final answer
    x = 113,244.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.