Home / 53,976.40-81,034.76-41,505.18

Finding the Fourth Proportional to 53,976.40, 81,034.76 and 41,505.18

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Solution

The fourth proportional to 53,976.40, 81,034.76 and 41,505.18 is: 62,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,976.40 : 81,034.76 = 41,505.18 : x
  2. Step 2: Convert to fraction form
    53,976.40/81,034.76 = 41,505.18/x
  3. Step 3: Cross multiply
    53,976.40x = 81,034.76 × 41,505.18
  4. Step 4: Simplify right side
    53,976.40x = 3,363,362,300.06
  5. Step 5: Solve for x
    x = 3,363,362,300.06/53,976.40
  6. Step 6: Final answer
    x = 62,311.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.