Home / 55,687.28-83,345.38-44,541.68

Finding the Fourth Proportional to 55,687.28, 83,345.38 and 44,541.68

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Solution

The fourth proportional to 55,687.28, 83,345.38 and 44,541.68 is: 66,664.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.28 : 83,345.38 = 44,541.68 : x
  2. Step 2: Convert to fraction form
    55,687.28/83,345.38 = 44,541.68/x
  3. Step 3: Cross multiply
    55,687.28x = 83,345.38 × 44,541.68
  4. Step 4: Simplify right side
    55,687.28x = 3,712,343,245.44
  5. Step 5: Solve for x
    x = 3,712,343,245.44/55,687.28
  6. Step 6: Final answer
    x = 66,664.12

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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.