Home / 186,272.91-279,451.03-67,944.25

Finding the Fourth Proportional to 186,272.91, 279,451.03 and 67,944.25

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Solution

The fourth proportional to 186,272.91, 279,451.03 and 67,944.25 is: 101,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,272.91 : 279,451.03 = 67,944.25 : x
  2. Step 2: Convert to fraction form
    186,272.91/279,451.03 = 67,944.25/x
  3. Step 3: Cross multiply
    186,272.91x = 279,451.03 × 67,944.25
  4. Step 4: Simplify right side
    186,272.91x = 18,987,091,282.49
  5. Step 5: Solve for x
    x = 18,987,091,282.49/186,272.91
  6. Step 6: Final answer
    x = 101,931.57

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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.