Home / 125,340.39-188,000.67-50,407.62

Finding the Fourth Proportional to 125,340.39, 188,000.67 and 50,407.62

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Solution

The fourth proportional to 125,340.39, 188,000.67 and 50,407.62 is: 75,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,340.39 : 188,000.67 = 50,407.62 : x
  2. Step 2: Convert to fraction form
    125,340.39/188,000.67 = 50,407.62/x
  3. Step 3: Cross multiply
    125,340.39x = 188,000.67 × 50,407.62
  4. Step 4: Simplify right side
    125,340.39x = 9,476,665,675.36
  5. Step 5: Solve for x
    x = 9,476,665,675.36/125,340.39
  6. Step 6: Final answer
    x = 75,607.44

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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.