Home / 71,023.90-98,010.62-39,192.82

Finding the Fourth Proportional to 71,023.90, 98,010.62 and 39,192.82

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Solution

The fourth proportional to 71,023.90, 98,010.62 and 39,192.82 is: 54,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,023.90 : 98,010.62 = 39,192.82 : x
  2. Step 2: Convert to fraction form
    71,023.90/98,010.62 = 39,192.82/x
  3. Step 3: Cross multiply
    71,023.90x = 98,010.62 × 39,192.82
  4. Step 4: Simplify right side
    71,023.90x = 3,841,312,587.75
  5. Step 5: Solve for x
    x = 3,841,312,587.75/71,023.90
  6. Step 6: Final answer
    x = 54,084.79

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1.5x scale

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.