Home / 92,878.48-139,317.73-22,757.19

Finding the Fourth Proportional to 92,878.48, 139,317.73 and 22,757.19

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Solution

The fourth proportional to 92,878.48, 139,317.73 and 22,757.19 is: 34,135.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,878.48 : 139,317.73 = 22,757.19 : x
  2. Step 2: Convert to fraction form
    92,878.48/139,317.73 = 22,757.19/x
  3. Step 3: Cross multiply
    92,878.48x = 139,317.73 × 22,757.19
  4. Step 4: Simplify right side
    92,878.48x = 3,170,480,051.98
  5. Step 5: Solve for x
    x = 3,170,480,051.98/92,878.48
  6. Step 6: Final answer
    x = 34,135.79

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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.