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Finding the Fourth Proportional to 55,062.44, 75,979.72 and 32,396.44

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Solution

The fourth proportional to 55,062.44, 75,979.72 and 32,396.44 is: 44,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062.44 : 75,979.72 = 32,396.44 : x
  2. Step 2: Convert to fraction form
    55,062.44/75,979.72 = 32,396.44/x
  3. Step 3: Cross multiply
    55,062.44x = 75,979.72 × 32,396.44
  4. Step 4: Simplify right side
    55,062.44x = 2,461,472,440.20
  5. Step 5: Solve for x
    x = 2,461,472,440.20/55,062.44
  6. Step 6: Final answer
    x = 44,703.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.