Home / 61,749.17-85,213.32-33,454.79

Finding the Fourth Proportional to 61,749.17, 85,213.32 and 33,454.79

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Solution

The fourth proportional to 61,749.17, 85,213.32 and 33,454.79 is: 46,167.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,749.17 : 85,213.32 = 33,454.79 : x
  2. Step 2: Convert to fraction form
    61,749.17/85,213.32 = 33,454.79/x
  3. Step 3: Cross multiply
    61,749.17x = 85,213.32 × 33,454.79
  4. Step 4: Simplify right side
    61,749.17x = 2,850,793,725.80
  5. Step 5: Solve for x
    x = 2,850,793,725.80/61,749.17
  6. Step 6: Final answer
    x = 46,167.32

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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.