Home / 64,046.92-88,386.24-40,174.60

Finding the Fourth Proportional to 64,046.92, 88,386.24 and 40,174.60

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Solution

The fourth proportional to 64,046.92, 88,386.24 and 40,174.60 is: 55,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,046.92 : 88,386.24 = 40,174.60 : x
  2. Step 2: Convert to fraction form
    64,046.92/88,386.24 = 40,174.60/x
  3. Step 3: Cross multiply
    64,046.92x = 88,386.24 × 40,174.60
  4. Step 4: Simplify right side
    64,046.92x = 3,550,881,837.50
  5. Step 5: Solve for x
    x = 3,550,881,837.50/64,046.92
  6. Step 6: Final answer
    x = 55,441.88

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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.