Home / 71,622.07-98,830.87-41,402.59

Finding the Fourth Proportional to 71,622.07, 98,830.87 and 41,402.59

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Solution

The fourth proportional to 71,622.07, 98,830.87 and 41,402.59 is: 57,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,622.07 : 98,830.87 = 41,402.59 : x
  2. Step 2: Convert to fraction form
    71,622.07/98,830.87 = 41,402.59/x
  3. Step 3: Cross multiply
    71,622.07x = 98,830.87 × 41,402.59
  4. Step 4: Simplify right side
    71,622.07x = 4,091,853,989.95
  5. Step 5: Solve for x
    x = 4,091,853,989.95/71,622.07
  6. Step 6: Final answer
    x = 57,131.19

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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.