Home / 125,618.80-188,428.20-32,119.60

Finding the Fourth Proportional to 125,618.80, 188,428.20 and 32,119.60

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Solution

The fourth proportional to 125,618.80, 188,428.20 and 32,119.60 is: 48,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,618.80 : 188,428.20 = 32,119.60 : x
  2. Step 2: Convert to fraction form
    125,618.80/188,428.20 = 32,119.60/x
  3. Step 3: Cross multiply
    125,618.80x = 188,428.20 × 32,119.60
  4. Step 4: Simplify right side
    125,618.80x = 6,052,238,412.72
  5. Step 5: Solve for x
    x = 6,052,238,412.72/125,618.80
  6. Step 6: Final answer
    x = 48,179.40

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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.