Home / 125,827.61-188,869.44-54,782.00

Finding the Fourth Proportional to 125,827.61, 188,869.44 and 54,782.00

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Solution

The fourth proportional to 125,827.61, 188,869.44 and 54,782.00 is: 82,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,827.61 : 188,869.44 = 54,782.00 : x
  2. Step 2: Convert to fraction form
    125,827.61/188,869.44 = 54,782.00/x
  3. Step 3: Cross multiply
    125,827.61x = 188,869.44 × 54,782.00
  4. Step 4: Simplify right side
    125,827.61x = 10,346,644,717.73
  5. Step 5: Solve for x
    x = 10,346,644,717.73/125,827.61
  6. Step 6: Final answer
    x = 82,228.73

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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.