Home / 44,321.24-66,222.29-42,770.90

Finding the Fourth Proportional to 44,321.24, 66,222.29 and 42,770.90

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Solution

The fourth proportional to 44,321.24, 66,222.29 and 42,770.90 is: 63,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.24 : 66,222.29 = 42,770.90 : x
  2. Step 2: Convert to fraction form
    44,321.24/66,222.29 = 42,770.90/x
  3. Step 3: Cross multiply
    44,321.24x = 66,222.29 × 42,770.90
  4. Step 4: Simplify right side
    44,321.24x = 2,832,387,215.84
  5. Step 5: Solve for x
    x = 2,832,387,215.84/44,321.24
  6. Step 6: Final answer
    x = 63,905.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.