Home / 55,065.60-75,998.88-44,422.20

Finding the Fourth Proportional to 55,065.60, 75,998.88 and 44,422.20

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Solution

The fourth proportional to 55,065.60, 75,998.88 and 44,422.20 is: 61,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,065.60 : 75,998.88 = 44,422.20 : x
  2. Step 2: Convert to fraction form
    55,065.60/75,998.88 = 44,422.20/x
  3. Step 3: Cross multiply
    55,065.60x = 75,998.88 × 44,422.20
  4. Step 4: Simplify right side
    55,065.60x = 3,376,037,447.14
  5. Step 5: Solve for x
    x = 3,376,037,447.14/55,065.60
  6. Step 6: Final answer
    x = 61,309.37

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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.