Home / 44,062.40-66,439.36-40,388.48

Finding the Fourth Proportional to 44,062.40, 66,439.36 and 40,388.48

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Solution

The fourth proportional to 44,062.40, 66,439.36 and 40,388.48 is: 60,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,062.40 : 66,439.36 = 40,388.48 : x
  2. Step 2: Convert to fraction form
    44,062.40/66,439.36 = 40,388.48/x
  3. Step 3: Cross multiply
    44,062.40x = 66,439.36 × 40,388.48
  4. Step 4: Simplify right side
    44,062.40x = 2,683,384,762.57
  5. Step 5: Solve for x
    x = 2,683,384,762.57/44,062.40
  6. Step 6: Final answer
    x = 60,899.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.