Home / 61,749.80-85,215.07-33,455.49

Finding the Fourth Proportional to 61,749.80, 85,215.07 and 33,455.49

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Solution

The fourth proportional to 61,749.80, 85,215.07 and 33,455.49 is: 46,168.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,749.80 : 85,215.07 = 33,455.49 : x
  2. Step 2: Convert to fraction form
    61,749.80/85,215.07 = 33,455.49/x
  3. Step 3: Cross multiply
    61,749.80x = 85,215.07 × 33,455.49
  4. Step 4: Simplify right side
    61,749.80x = 2,850,911,922.23
  5. Step 5: Solve for x
    x = 2,850,911,922.23/61,749.80
  6. Step 6: Final answer
    x = 46,168.76

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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.