Home / 226,544.90-312,639.98-124,578.10

Finding the Fourth Proportional to 226,544.90, 312,639.98 and 124,578.10

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Solution

The fourth proportional to 226,544.90, 312,639.98 and 124,578.10 is: 171,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,544.90 : 312,639.98 = 124,578.10 : x
  2. Step 2: Convert to fraction form
    226,544.90/312,639.98 = 124,578.10/x
  3. Step 3: Cross multiply
    226,544.90x = 312,639.98 × 124,578.10
  4. Step 4: Simplify right side
    226,544.90x = 38,948,094,692.44
  5. Step 5: Solve for x
    x = 38,948,094,692.44/226,544.90
  6. Step 6: Final answer
    x = 171,922.19

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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.