Home / 139,267.50-192,278.46-95,732.45

Finding the Fourth Proportional to 139,267.50, 192,278.46 and 95,732.45

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Solution

The fourth proportional to 139,267.50, 192,278.46 and 95,732.45 is: 132,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,267.50 : 192,278.46 = 95,732.45 : x
  2. Step 2: Convert to fraction form
    139,267.50/192,278.46 = 95,732.45/x
  3. Step 3: Cross multiply
    139,267.50x = 192,278.46 × 95,732.45
  4. Step 4: Simplify right side
    139,267.50x = 18,407,287,638.18
  5. Step 5: Solve for x
    x = 18,407,287,638.18/139,267.50
  6. Step 6: Final answer
    x = 132,172.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.