Home / 154,971.66-232,399.17-122,079.18

Finding the Fourth Proportional to 154,971.66, 232,399.17 and 122,079.18

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Solution

The fourth proportional to 154,971.66, 232,399.17 and 122,079.18 is: 183,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,971.66 : 232,399.17 = 122,079.18 : x
  2. Step 2: Convert to fraction form
    154,971.66/232,399.17 = 122,079.18/x
  3. Step 3: Cross multiply
    154,971.66x = 232,399.17 × 122,079.18
  4. Step 4: Simplify right side
    154,971.66x = 28,371,100,106.28
  5. Step 5: Solve for x
    x = 28,371,100,106.28/154,971.66
  6. Step 6: Final answer
    x = 183,072.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.