Home / 140,766.04-211,162.80-40,927

Finding the Fourth Proportional to 140,766.04, 211,162.80 and 40,927

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Solution

The fourth proportional to 140,766.04, 211,162.80 and 40,927 is: 61,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,766.04 : 211,162.80 = 40,927 : x
  2. Step 2: Convert to fraction form
    140,766.04/211,162.80 = 40,927/x
  3. Step 3: Cross multiply
    140,766.04x = 211,162.80 × 40,927
  4. Step 4: Simplify right side
    140,766.04x = 8,642,259,915.60
  5. Step 5: Solve for x
    x = 8,642,259,915.60/140,766.04
  6. Step 6: Final answer
    x = 61,394.49

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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.