Home / 154,036.49-231,091.65-48,855.42

Finding the Fourth Proportional to 154,036.49, 231,091.65 and 48,855.42

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Solution

The fourth proportional to 154,036.49, 231,091.65 and 48,855.42 is: 73,294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,036.49 : 231,091.65 = 48,855.42 : x
  2. Step 2: Convert to fraction form
    154,036.49/231,091.65 = 48,855.42/x
  3. Step 3: Cross multiply
    154,036.49x = 231,091.65 × 48,855.42
  4. Step 4: Simplify right side
    154,036.49x = 11,290,079,619.24
  5. Step 5: Solve for x
    x = 11,290,079,619.24/154,036.49
  6. Step 6: Final answer
    x = 73,294.84

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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.