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Finding the Fourth Proportional to 40,662.93, 61,030.86 and 34,040.88

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Solution

The fourth proportional to 40,662.93, 61,030.86 and 34,040.88 is: 51,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,662.93 : 61,030.86 = 34,040.88 : x
  2. Step 2: Convert to fraction form
    40,662.93/61,030.86 = 34,040.88/x
  3. Step 3: Cross multiply
    40,662.93x = 61,030.86 × 34,040.88
  4. Step 4: Simplify right side
    40,662.93x = 2,077,544,053.90
  5. Step 5: Solve for x
    x = 2,077,544,053.90/40,662.93
  6. Step 6: Final answer
    x = 51,091.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.