Home / 56,541.16-84,843.60-52,079.68

Finding the Fourth Proportional to 56,541.16, 84,843.60 and 52,079.68

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Solution

The fourth proportional to 56,541.16, 84,843.60 and 52,079.68 is: 78,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,541.16 : 84,843.60 = 52,079.68 : x
  2. Step 2: Convert to fraction form
    56,541.16/84,843.60 = 52,079.68/x
  3. Step 3: Cross multiply
    56,541.16x = 84,843.60 × 52,079.68
  4. Step 4: Simplify right side
    56,541.16x = 4,418,627,538.05
  5. Step 5: Solve for x
    x = 4,418,627,538.05/56,541.16
  6. Step 6: Final answer
    x = 78,148.87

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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.