Home / 43,883.52-66,068.16-30,122.88

Finding the Fourth Proportional to 43,883.52, 66,068.16 and 30,122.88

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Solution

The fourth proportional to 43,883.52, 66,068.16 and 30,122.88 is: 45,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,883.52 : 66,068.16 = 30,122.88 : x
  2. Step 2: Convert to fraction form
    43,883.52/66,068.16 = 30,122.88/x
  3. Step 3: Cross multiply
    43,883.52x = 66,068.16 × 30,122.88
  4. Step 4: Simplify right side
    43,883.52x = 1,990,163,255.50
  5. Step 5: Solve for x
    x = 1,990,163,255.50/43,883.52
  6. Step 6: Final answer
    x = 45,351.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.