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Finding the Fourth Proportional to 254,216.96, 381,365.76 and 88,017.92

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Solution

The fourth proportional to 254,216.96, 381,365.76 and 88,017.92 is: 132,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,216.96 : 381,365.76 = 88,017.92 : x
  2. Step 2: Convert to fraction form
    254,216.96/381,365.76 = 88,017.92/x
  3. Step 3: Cross multiply
    254,216.96x = 381,365.76 × 88,017.92
  4. Step 4: Simplify right side
    254,216.96x = 33,567,020,954.42
  5. Step 5: Solve for x
    x = 33,567,020,954.42/254,216.96
  6. Step 6: Final answer
    x = 132,040.84

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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.