Home / 61,071.55-84,283.92-34,213.69

Finding the Fourth Proportional to 61,071.55, 84,283.92 and 34,213.69

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Solution

The fourth proportional to 61,071.55, 84,283.92 and 34,213.69 is: 47,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,071.55 : 84,283.92 = 34,213.69 : x
  2. Step 2: Convert to fraction form
    61,071.55/84,283.92 = 34,213.69/x
  3. Step 3: Cross multiply
    61,071.55x = 84,283.92 × 34,213.69
  4. Step 4: Simplify right side
    61,071.55x = 2,883,663,910.86
  5. Step 5: Solve for x
    x = 2,883,663,910.86/61,071.55
  6. Step 6: Final answer
    x = 47,217.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.