Home / 57,904.41-86,659.38-48,555

Finding the Fourth Proportional to 57,904.41, 86,659.38 and 48,555

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Solution

The fourth proportional to 57,904.41, 86,659.38 and 48,555 is: 72,667.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,904.41 : 86,659.38 = 48,555 : x
  2. Step 2: Convert to fraction form
    57,904.41/86,659.38 = 48,555/x
  3. Step 3: Cross multiply
    57,904.41x = 86,659.38 × 48,555
  4. Step 4: Simplify right side
    57,904.41x = 4,207,746,195.90
  5. Step 5: Solve for x
    x = 4,207,746,195.90/57,904.41
  6. Step 6: Final answer
    x = 72,667.11

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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.