Home / 154,981.19-232,249.98-88,283.49

Finding the Fourth Proportional to 154,981.19, 232,249.98 and 88,283.49

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Solution

The fourth proportional to 154,981.19, 232,249.98 and 88,283.49 is: 132,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,981.19 : 232,249.98 = 88,283.49 : x
  2. Step 2: Convert to fraction form
    154,981.19/232,249.98 = 88,283.49/x
  3. Step 3: Cross multiply
    154,981.19x = 232,249.98 × 88,283.49
  4. Step 4: Simplify right side
    154,981.19x = 20,503,838,786.83
  5. Step 5: Solve for x
    x = 20,503,838,786.83/154,981.19
  6. Step 6: Final answer
    x = 132,298.89

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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.