Home / 61,265.34-91,768.84-28,013.36

Finding the Fourth Proportional to 61,265.34, 91,768.84 and 28,013.36

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Solution

The fourth proportional to 61,265.34, 91,768.84 and 28,013.36 is: 41,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,265.34 : 91,768.84 = 28,013.36 : x
  2. Step 2: Convert to fraction form
    61,265.34/91,768.84 = 28,013.36/x
  3. Step 3: Cross multiply
    61,265.34x = 91,768.84 × 28,013.36
  4. Step 4: Simplify right side
    61,265.34x = 2,570,753,551.70
  5. Step 5: Solve for x
    x = 2,570,753,551.70/61,265.34
  6. Step 6: Final answer
    x = 41,960.98

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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.