Home / 173,443.38-239,356.53-97,990.26

Finding the Fourth Proportional to 173,443.38, 239,356.53 and 97,990.26

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Solution

The fourth proportional to 173,443.38, 239,356.53 and 97,990.26 is: 135,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,443.38 : 239,356.53 = 97,990.26 : x
  2. Step 2: Convert to fraction form
    173,443.38/239,356.53 = 97,990.26/x
  3. Step 3: Cross multiply
    173,443.38x = 239,356.53 × 97,990.26
  4. Step 4: Simplify right side
    173,443.38x = 23,454,608,607.40
  5. Step 5: Solve for x
    x = 23,454,608,607.40/173,443.38
  6. Step 6: Final answer
    x = 135,229.19

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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.