Home / 141,982.74-212,894.19-47,162.16

Finding the Fourth Proportional to 141,982.74, 212,894.19 and 47,162.16

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Solution

The fourth proportional to 141,982.74, 212,894.19 and 47,162.16 is: 70,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,982.74 : 212,894.19 = 47,162.16 : x
  2. Step 2: Convert to fraction form
    141,982.74/212,894.19 = 47,162.16/x
  3. Step 3: Cross multiply
    141,982.74x = 212,894.19 × 47,162.16
  4. Step 4: Simplify right side
    141,982.74x = 10,040,549,851.85
  5. Step 5: Solve for x
    x = 10,040,549,851.85/141,982.74
  6. Step 6: Final answer
    x = 70,716.69

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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.