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Finding the Fourth Proportional to 125,521.80, 188,282.70 and 32,027.55

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Solution

The fourth proportional to 125,521.80, 188,282.70 and 32,027.55 is: 48,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,521.80 : 188,282.70 = 32,027.55 : x
  2. Step 2: Convert to fraction form
    125,521.80/188,282.70 = 32,027.55/x
  3. Step 3: Cross multiply
    125,521.80x = 188,282.70 × 32,027.55
  4. Step 4: Simplify right side
    125,521.80x = 6,030,233,588.39
  5. Step 5: Solve for x
    x = 6,030,233,588.39/125,521.80
  6. Step 6: Final answer
    x = 48,041.33

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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.