Home / 154,410.72-231,613.65-49,228.98

Finding the Fourth Proportional to 154,410.72, 231,613.65 and 49,228.98

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Solution

The fourth proportional to 154,410.72, 231,613.65 and 49,228.98 is: 73,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,410.72 : 231,613.65 = 49,228.98 : x
  2. Step 2: Convert to fraction form
    154,410.72/231,613.65 = 49,228.98/x
  3. Step 3: Cross multiply
    154,410.72x = 231,613.65 × 49,228.98
  4. Step 4: Simplify right side
    154,410.72x = 11,402,103,743.58
  5. Step 5: Solve for x
    x = 11,402,103,743.58/154,410.72
  6. Step 6: Final answer
    x = 73,842.70

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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.