Home / 220,086.10-303,702.78-124,587.10

Finding the Fourth Proportional to 220,086.10, 303,702.78 and 124,587.10

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Solution

The fourth proportional to 220,086.10, 303,702.78 and 124,587.10 is: 171,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,086.10 : 303,702.78 = 124,587.10 : x
  2. Step 2: Convert to fraction form
    220,086.10/303,702.78 = 124,587.10/x
  3. Step 3: Cross multiply
    220,086.10x = 303,702.78 × 124,587.10
  4. Step 4: Simplify right side
    220,086.10x = 37,837,448,622.14
  5. Step 5: Solve for x
    x = 37,837,448,622.14/220,086.10
  6. Step 6: Final answer
    x = 171,921.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.