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Finding the Fourth Proportional to 55,883.53, 83,642.03 and 30,544.22

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Solution

The fourth proportional to 55,883.53, 83,642.03 and 30,544.22 is: 45,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,883.53 : 83,642.03 = 30,544.22 : x
  2. Step 2: Convert to fraction form
    55,883.53/83,642.03 = 30,544.22/x
  3. Step 3: Cross multiply
    55,883.53x = 83,642.03 × 30,544.22
  4. Step 4: Simplify right side
    55,883.53x = 2,554,780,565.57
  5. Step 5: Solve for x
    x = 2,554,780,565.57/55,883.53
  6. Step 6: Final answer
    x = 45,716.17

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1.5x scale

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.