Home / 154,301.10-231,451.65-123,197.10

Finding the Fourth Proportional to 154,301.10, 231,451.65 and 123,197.10

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Solution

The fourth proportional to 154,301.10, 231,451.65 and 123,197.10 is: 184,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,301.10 : 231,451.65 = 123,197.10 : x
  2. Step 2: Convert to fraction form
    154,301.10/231,451.65 = 123,197.10/x
  3. Step 3: Cross multiply
    154,301.10x = 231,451.65 × 123,197.10
  4. Step 4: Simplify right side
    154,301.10x = 28,514,172,070.22
  5. Step 5: Solve for x
    x = 28,514,172,070.22/154,301.10
  6. Step 6: Final answer
    x = 184,795.65

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1.5x scale

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.