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Finding the Fourth Proportional to 64,226.96, 88,635.12 and 35,932.40

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Solution

The fourth proportional to 64,226.96, 88,635.12 and 35,932.40 is: 49,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,226.96 : 88,635.12 = 35,932.40 : x
  2. Step 2: Convert to fraction form
    64,226.96/88,635.12 = 35,932.40/x
  3. Step 3: Cross multiply
    64,226.96x = 88,635.12 × 35,932.40
  4. Step 4: Simplify right side
    64,226.96x = 3,184,872,585.89
  5. Step 5: Solve for x
    x = 3,184,872,585.89/64,226.96
  6. Step 6: Final answer
    x = 49,587.78

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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.