Home / 53,981.44-81,042.30-41,510.21

Finding the Fourth Proportional to 53,981.44, 81,042.30 and 41,510.21

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Solution

The fourth proportional to 53,981.44, 81,042.30 and 41,510.21 is: 62,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,981.44 : 81,042.30 = 41,510.21 : x
  2. Step 2: Convert to fraction form
    53,981.44/81,042.30 = 41,510.21/x
  3. Step 3: Cross multiply
    53,981.44x = 81,042.30 × 41,510.21
  4. Step 4: Simplify right side
    53,981.44x = 3,364,082,486.67
  5. Step 5: Solve for x
    x = 3,364,082,486.67/53,981.44
  6. Step 6: Final answer
    x = 62,319.25

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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.