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Finding the Fourth Proportional to 254,752.96, 381,604.08 and 149,251.84

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Solution

The fourth proportional to 254,752.96, 381,604.08 and 149,251.84 is: 223,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,752.96 : 381,604.08 = 149,251.84 : x
  2. Step 2: Convert to fraction form
    254,752.96/381,604.08 = 149,251.84/x
  3. Step 3: Cross multiply
    254,752.96x = 381,604.08 × 149,251.84
  4. Step 4: Simplify right side
    254,752.96x = 56,955,111,091.51
  5. Step 5: Solve for x
    x = 56,955,111,091.51/254,752.96
  6. Step 6: Final answer
    x = 223,569.97

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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.