Home / 67,986.72-93,822.48-41,132.16

Finding the Fourth Proportional to 67,986.72, 93,822.48 and 41,132.16

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Solution

The fourth proportional to 67,986.72, 93,822.48 and 41,132.16 is: 56,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,986.72 : 93,822.48 = 41,132.16 : x
  2. Step 2: Convert to fraction form
    67,986.72/93,822.48 = 41,132.16/x
  3. Step 3: Cross multiply
    67,986.72x = 93,822.48 × 41,132.16
  4. Step 4: Simplify right side
    67,986.72x = 3,859,121,258.96
  5. Step 5: Solve for x
    x = 3,859,121,258.96/67,986.72
  6. Step 6: Final answer
    x = 56,762.87

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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.