Home / 133,479.59-200,178.12-38,716.76

Finding the Fourth Proportional to 133,479.59, 200,178.12 and 38,716.76

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Solution

The fourth proportional to 133,479.59, 200,178.12 and 38,716.76 is: 58,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479.59 : 200,178.12 = 38,716.76 : x
  2. Step 2: Convert to fraction form
    133,479.59/200,178.12 = 38,716.76/x
  3. Step 3: Cross multiply
    133,479.59x = 200,178.12 × 38,716.76
  4. Step 4: Simplify right side
    133,479.59x = 7,750,247,228.40
  5. Step 5: Solve for x
    x = 7,750,247,228.40/133,479.59
  6. Step 6: Final answer
    x = 58,063.17

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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.