Home / 61,749.72-85,213.51-34,891.66

Finding the Fourth Proportional to 61,749.72, 85,213.51 and 34,891.66

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Solution

The fourth proportional to 61,749.72, 85,213.51 and 34,891.66 is: 48,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,749.72 : 85,213.51 = 34,891.66 : x
  2. Step 2: Convert to fraction form
    61,749.72/85,213.51 = 34,891.66/x
  3. Step 3: Cross multiply
    61,749.72x = 85,213.51 × 34,891.66
  4. Step 4: Simplify right side
    61,749.72x = 2,973,240,736.14
  5. Step 5: Solve for x
    x = 2,973,240,736.14/61,749.72
  6. Step 6: Final answer
    x = 48,149.86

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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.