Home / 102,044.29-140,811.46-56,716.89

Finding the Fourth Proportional to 102,044.29, 140,811.46 and 56,716.89

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Solution

The fourth proportional to 102,044.29, 140,811.46 and 56,716.89 is: 78,263.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,044.29 : 140,811.46 = 56,716.89 : x
  2. Step 2: Convert to fraction form
    102,044.29/140,811.46 = 56,716.89/x
  3. Step 3: Cross multiply
    102,044.29x = 140,811.46 × 56,716.89
  4. Step 4: Simplify right side
    102,044.29x = 7,986,387,803.97
  5. Step 5: Solve for x
    x = 7,986,387,803.97/102,044.29
  6. Step 6: Final answer
    x = 78,263.94

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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.