Home / 154,782.47-232,196.77-54,934.30

Finding the Fourth Proportional to 154,782.47, 232,196.77 and 54,934.30

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Solution

The fourth proportional to 154,782.47, 232,196.77 and 54,934.30 is: 82,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,782.47 : 232,196.77 = 54,934.30 : x
  2. Step 2: Convert to fraction form
    154,782.47/232,196.77 = 54,934.30/x
  3. Step 3: Cross multiply
    154,782.47x = 232,196.77 × 54,934.30
  4. Step 4: Simplify right side
    154,782.47x = 12,755,567,022.21
  5. Step 5: Solve for x
    x = 12,755,567,022.21/154,782.47
  6. Step 6: Final answer
    x = 82,409.64

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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.