Home / 220,333.30-304,115.25-124,896.94

Finding the Fourth Proportional to 220,333.30, 304,115.25 and 124,896.94

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Solution

The fourth proportional to 220,333.30, 304,115.25 and 124,896.94 is: 172,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,333.30 : 304,115.25 = 124,896.94 : x
  2. Step 2: Convert to fraction form
    220,333.30/304,115.25 = 124,896.94/x
  3. Step 3: Cross multiply
    220,333.30x = 304,115.25 × 124,896.94
  4. Step 4: Simplify right side
    220,333.30x = 37,983,064,132.34
  5. Step 5: Solve for x
    x = 37,983,064,132.34/220,333.30
  6. Step 6: Final answer
    x = 172,389.12

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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.