Home / 92,830.48-139,268.40-29,650.62

Finding the Fourth Proportional to 92,830.48, 139,268.40 and 29,650.62

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Solution

The fourth proportional to 92,830.48, 139,268.40 and 29,650.62 is: 44,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,830.48 : 139,268.40 = 29,650.62 : x
  2. Step 2: Convert to fraction form
    92,830.48/139,268.40 = 29,650.62/x
  3. Step 3: Cross multiply
    92,830.48x = 139,268.40 × 29,650.62
  4. Step 4: Simplify right side
    92,830.48x = 4,129,394,406.41
  5. Step 5: Solve for x
    x = 4,129,394,406.41/92,830.48
  6. Step 6: Final answer
    x = 44,483.17

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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.