Home / 74,143.26-111,217.96-21,552.74

Finding the Fourth Proportional to 74,143.26, 111,217.96 and 21,552.74

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Solution

The fourth proportional to 74,143.26, 111,217.96 and 21,552.74 is: 32,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,143.26 : 111,217.96 = 21,552.74 : x
  2. Step 2: Convert to fraction form
    74,143.26/111,217.96 = 21,552.74/x
  3. Step 3: Cross multiply
    74,143.26x = 111,217.96 × 21,552.74
  4. Step 4: Simplify right side
    74,143.26x = 2,397,051,111.36
  5. Step 5: Solve for x
    x = 2,397,051,111.36/74,143.26
  6. Step 6: Final answer
    x = 32,330.00

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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.