Home / 136,025.38-187,715.41-75,595.84

Finding the Fourth Proportional to 136,025.38, 187,715.41 and 75,595.84

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Solution

The fourth proportional to 136,025.38, 187,715.41 and 75,595.84 is: 104,322.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,025.38 : 187,715.41 = 75,595.84 : x
  2. Step 2: Convert to fraction form
    136,025.38/187,715.41 = 75,595.84/x
  3. Step 3: Cross multiply
    136,025.38x = 187,715.41 × 75,595.84
  4. Step 4: Simplify right side
    136,025.38x = 14,190,503,441.62
  5. Step 5: Solve for x
    x = 14,190,503,441.62/136,025.38
  6. Step 6: Final answer
    x = 104,322.47

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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.