Home / 76,723.13-115,085.00-26,803.04

Finding the Fourth Proportional to 76,723.13, 115,085.00 and 26,803.04

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Solution

The fourth proportional to 76,723.13, 115,085.00 and 26,803.04 is: 40,204.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,723.13 : 115,085.00 = 26,803.04 : x
  2. Step 2: Convert to fraction form
    76,723.13/115,085.00 = 26,803.04/x
  3. Step 3: Cross multiply
    76,723.13x = 115,085.00 × 26,803.04
  4. Step 4: Simplify right side
    76,723.13x = 3,084,627,349.98
  5. Step 5: Solve for x
    x = 3,084,627,349.98/76,723.13
  6. Step 6: Final answer
    x = 40,204.66

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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.