Home / 64,257.82-88,685.58-40,062.71

Finding the Fourth Proportional to 64,257.82, 88,685.58 and 40,062.71

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Solution

The fourth proportional to 64,257.82, 88,685.58 and 40,062.71 is: 55,292.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,257.82 : 88,685.58 = 40,062.71 : x
  2. Step 2: Convert to fraction form
    64,257.82/88,685.58 = 40,062.71/x
  3. Step 3: Cross multiply
    64,257.82x = 88,685.58 × 40,062.71
  4. Step 4: Simplify right side
    64,257.82x = 3,552,984,608.17
  5. Step 5: Solve for x
    x = 3,552,984,608.17/64,257.82
  6. Step 6: Final answer
    x = 55,292.64

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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.