Home / 90,223.33-124,506.69-49,936.24

Finding the Fourth Proportional to 90,223.33, 124,506.69 and 49,936.24

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Solution

The fourth proportional to 90,223.33, 124,506.69 and 49,936.24 is: 68,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,223.33 : 124,506.69 = 49,936.24 : x
  2. Step 2: Convert to fraction form
    90,223.33/124,506.69 = 49,936.24/x
  3. Step 3: Cross multiply
    90,223.33x = 124,506.69 × 49,936.24
  4. Step 4: Simplify right side
    90,223.33x = 6,217,395,081.23
  5. Step 5: Solve for x
    x = 6,217,395,081.23/90,223.33
  6. Step 6: Final answer
    x = 68,911.17

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1.5x scale

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.