Home / 55,560.96-83,376-40,541.76

Finding the Fourth Proportional to 55,560.96, 83,376 and 40,541.76

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Solution

The fourth proportional to 55,560.96, 83,376 and 40,541.76 is: 60,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,560.96 : 83,376 = 40,541.76 : x
  2. Step 2: Convert to fraction form
    55,560.96/83,376 = 40,541.76/x
  3. Step 3: Cross multiply
    55,560.96x = 83,376 × 40,541.76
  4. Step 4: Simplify right side
    55,560.96x = 3,380,209,781.76
  5. Step 5: Solve for x
    x = 3,380,209,781.76/55,560.96
  6. Step 6: Final answer
    x = 60,837.86

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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.