Home / 61,817.18-92,662.17-28,106.65

Finding the Fourth Proportional to 61,817.18, 92,662.17 and 28,106.65

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Solution

The fourth proportional to 61,817.18, 92,662.17 and 28,106.65 is: 42,131.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,817.18 : 92,662.17 = 28,106.65 : x
  2. Step 2: Convert to fraction form
    61,817.18/92,662.17 = 28,106.65/x
  3. Step 3: Cross multiply
    61,817.18x = 92,662.17 × 28,106.65
  4. Step 4: Simplify right side
    61,817.18x = 2,604,422,827.73
  5. Step 5: Solve for x
    x = 2,604,422,827.73/61,817.18
  6. Step 6: Final answer
    x = 42,131.05

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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.