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Finding the Fourth Proportional to 61,668.06, 85,101.92 and 33,373.74

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Solution

The fourth proportional to 61,668.06, 85,101.92 and 33,373.74 is: 46,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,668.06 : 85,101.92 = 33,373.74 : x
  2. Step 2: Convert to fraction form
    61,668.06/85,101.92 = 33,373.74/x
  3. Step 3: Cross multiply
    61,668.06x = 85,101.92 × 33,373.74
  4. Step 4: Simplify right side
    61,668.06x = 2,840,169,495.24
  5. Step 5: Solve for x
    x = 2,840,169,495.24/61,668.06
  6. Step 6: Final answer
    x = 46,055.77

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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.