Home / 92,968.09-139,462.05-29,765.61

Finding the Fourth Proportional to 92,968.09, 139,462.05 and 29,765.61

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Solution

The fourth proportional to 92,968.09, 139,462.05 and 29,765.61 is: 44,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,968.09 : 139,462.05 = 29,765.61 : x
  2. Step 2: Convert to fraction form
    92,968.09/139,462.05 = 29,765.61/x
  3. Step 3: Cross multiply
    92,968.09x = 139,462.05 × 29,765.61
  4. Step 4: Simplify right side
    92,968.09x = 4,151,172,990.10
  5. Step 5: Solve for x
    x = 4,151,172,990.10/92,968.09
  6. Step 6: Final answer
    x = 44,651.59

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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.