Home / 92,003.19-138,004.75-28,823.82

Finding the Fourth Proportional to 92,003.19, 138,004.75 and 28,823.82

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Solution

The fourth proportional to 92,003.19, 138,004.75 and 28,823.82 is: 43,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,003.19 : 138,004.75 = 28,823.82 : x
  2. Step 2: Convert to fraction form
    92,003.19/138,004.75 = 28,823.82/x
  3. Step 3: Cross multiply
    92,003.19x = 138,004.75 × 28,823.82
  4. Step 4: Simplify right side
    92,003.19x = 3,977,824,073.15
  5. Step 5: Solve for x
    x = 3,977,824,073.15/92,003.19
  6. Step 6: Final answer
    x = 43,235.72

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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.