Home / 313,085.50-469,647.79-88,463.18

Finding the Fourth Proportional to 313,085.50, 469,647.79 and 88,463.18

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Solution

The fourth proportional to 313,085.50, 469,647.79 and 88,463.18 is: 132,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,085.50 : 469,647.79 = 88,463.18 : x
  2. Step 2: Convert to fraction form
    313,085.50/469,647.79 = 88,463.18/x
  3. Step 3: Cross multiply
    313,085.50x = 469,647.79 × 88,463.18
  4. Step 4: Simplify right side
    313,085.50x = 41,546,537,936.33
  5. Step 5: Solve for x
    x = 41,546,537,936.33/313,085.50
  6. Step 6: Final answer
    x = 132,700.30

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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.