Home / 71,629.02-98,860.22-41,432.70

Finding the Fourth Proportional to 71,629.02, 98,860.22 and 41,432.70

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Solution

The fourth proportional to 71,629.02, 98,860.22 and 41,432.70 is: 57,184.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,629.02 : 98,860.22 = 41,432.70 : x
  2. Step 2: Convert to fraction form
    71,629.02/98,860.22 = 41,432.70/x
  3. Step 3: Cross multiply
    71,629.02x = 98,860.22 × 41,432.70
  4. Step 4: Simplify right side
    71,629.02x = 4,096,045,837.19
  5. Step 5: Solve for x
    x = 4,096,045,837.19/71,629.02
  6. Step 6: Final answer
    x = 57,184.17

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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.