Home / 141,388.40-212,077.05-47,894.14

Finding the Fourth Proportional to 141,388.40, 212,077.05 and 47,894.14

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Solution

The fourth proportional to 141,388.40, 212,077.05 and 47,894.14 is: 71,839.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,388.40 : 212,077.05 = 47,894.14 : x
  2. Step 2: Convert to fraction form
    141,388.40/212,077.05 = 47,894.14/x
  3. Step 3: Cross multiply
    141,388.40x = 212,077.05 × 47,894.14
  4. Step 4: Simplify right side
    141,388.40x = 10,157,247,923.49
  5. Step 5: Solve for x
    x = 10,157,247,923.49/141,388.40
  6. Step 6: Final answer
    x = 71,839.33

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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.