Home / 54,406.16-81,543.62-28,096.56

Finding the Fourth Proportional to 54,406.16, 81,543.62 and 28,096.56

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Solution

The fourth proportional to 54,406.16, 81,543.62 and 28,096.56 is: 42,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,406.16 : 81,543.62 = 28,096.56 : x
  2. Step 2: Convert to fraction form
    54,406.16/81,543.62 = 28,096.56/x
  3. Step 3: Cross multiply
    54,406.16x = 81,543.62 × 28,096.56
  4. Step 4: Simplify right side
    54,406.16x = 2,291,095,211.95
  5. Step 5: Solve for x
    x = 2,291,095,211.95/54,406.16
  6. Step 6: Final answer
    x = 42,110.95

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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.