Home / 61,707.26-85,156.08-33,412.88

Finding the Fourth Proportional to 61,707.26, 85,156.08 and 33,412.88

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Solution

The fourth proportional to 61,707.26, 85,156.08 and 33,412.88 is: 46,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,707.26 : 85,156.08 = 33,412.88 : x
  2. Step 2: Convert to fraction form
    61,707.26/85,156.08 = 33,412.88/x
  3. Step 3: Cross multiply
    61,707.26x = 85,156.08 × 33,412.88
  4. Step 4: Simplify right side
    61,707.26x = 2,845,309,882.31
  5. Step 5: Solve for x
    x = 2,845,309,882.31/61,707.26
  6. Step 6: Final answer
    x = 46,109.81

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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.