Home / 61,634.21-92,005.45-54,160.84

Finding the Fourth Proportional to 61,634.21, 92,005.45 and 54,160.84

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Solution

The fourth proportional to 61,634.21, 92,005.45 and 54,160.84 is: 80,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,634.21 : 92,005.45 = 54,160.84 : x
  2. Step 2: Convert to fraction form
    61,634.21/92,005.45 = 54,160.84/x
  3. Step 3: Cross multiply
    61,634.21x = 92,005.45 × 54,160.84
  4. Step 4: Simplify right side
    61,634.21x = 4,983,091,996.55
  5. Step 5: Solve for x
    x = 4,983,091,996.55/61,634.21
  6. Step 6: Final answer
    x = 80,849.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.