Home / 71,288.52-98,402.73-41,085.90

Finding the Fourth Proportional to 71,288.52, 98,402.73 and 41,085.90

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Solution

The fourth proportional to 71,288.52, 98,402.73 and 41,085.90 is: 56,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,288.52 : 98,402.73 = 41,085.90 : x
  2. Step 2: Convert to fraction form
    71,288.52/98,402.73 = 41,085.90/x
  3. Step 3: Cross multiply
    71,288.52x = 98,402.73 × 41,085.90
  4. Step 4: Simplify right side
    71,288.52x = 4,042,964,724.51
  5. Step 5: Solve for x
    x = 4,042,964,724.51/71,288.52
  6. Step 6: Final answer
    x = 56,712.70

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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.