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Finding the Fourth Proportional to 125,374.84, 188,109.08 and 50,516.22

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Solution

The fourth proportional to 125,374.84, 188,109.08 and 50,516.22 is: 75,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,374.84 : 188,109.08 = 50,516.22 : x
  2. Step 2: Convert to fraction form
    125,374.84/188,109.08 = 50,516.22/x
  3. Step 3: Cross multiply
    125,374.84x = 188,109.08 × 50,516.22
  4. Step 4: Simplify right side
    125,374.84x = 9,502,560,013.26
  5. Step 5: Solve for x
    x = 9,502,560,013.26/125,374.84
  6. Step 6: Final answer
    x = 75,793.20

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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.