Home / 141,525.39-212,339.12-71,351.85

Finding the Fourth Proportional to 141,525.39, 212,339.12 and 71,351.85

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Solution

The fourth proportional to 141,525.39, 212,339.12 and 71,351.85 is: 107,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,525.39 : 212,339.12 = 71,351.85 : x
  2. Step 2: Convert to fraction form
    141,525.39/212,339.12 = 71,351.85/x
  3. Step 3: Cross multiply
    141,525.39x = 212,339.12 × 71,351.85
  4. Step 4: Simplify right side
    141,525.39x = 15,150,788,682.61
  5. Step 5: Solve for x
    x = 15,150,788,682.61/141,525.39
  6. Step 6: Final answer
    x = 107,053.50

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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.