Home / 125,666.12-188,499.06-32,171.72

Finding the Fourth Proportional to 125,666.12, 188,499.06 and 32,171.72

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Solution

The fourth proportional to 125,666.12, 188,499.06 and 32,171.72 is: 48,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,666.12 : 188,499.06 = 32,171.72 : x
  2. Step 2: Convert to fraction form
    125,666.12/188,499.06 = 32,171.72/x
  3. Step 3: Cross multiply
    125,666.12x = 188,499.06 × 32,171.72
  4. Step 4: Simplify right side
    125,666.12x = 6,064,338,978.58
  5. Step 5: Solve for x
    x = 6,064,338,978.58/125,666.12
  6. Step 6: Final answer
    x = 48,257.55

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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.