Home / 141,489.63-212,255.55-46,729.85

Finding the Fourth Proportional to 141,489.63, 212,255.55 and 46,729.85

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Solution

The fourth proportional to 141,489.63, 212,255.55 and 46,729.85 is: 70,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,489.63 : 212,255.55 = 46,729.85 : x
  2. Step 2: Convert to fraction form
    141,489.63/212,255.55 = 46,729.85/x
  3. Step 3: Cross multiply
    141,489.63x = 212,255.55 × 46,729.85
  4. Step 4: Simplify right side
    141,489.63x = 9,918,668,951.89
  5. Step 5: Solve for x
    x = 9,918,668,951.89/141,489.63
  6. Step 6: Final answer
    x = 70,101.74

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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.