Home / 92,091.85-138,179.70-44,681.35

Finding the Fourth Proportional to 92,091.85, 138,179.70 and 44,681.35

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Solution

The fourth proportional to 92,091.85, 138,179.70 and 44,681.35 is: 67,042.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,091.85 : 138,179.70 = 44,681.35 : x
  2. Step 2: Convert to fraction form
    92,091.85/138,179.70 = 44,681.35/x
  3. Step 3: Cross multiply
    92,091.85x = 138,179.70 × 44,681.35
  4. Step 4: Simplify right side
    92,091.85x = 6,174,055,538.60
  5. Step 5: Solve for x
    x = 6,174,055,538.60/92,091.85
  6. Step 6: Final answer
    x = 67,042.37

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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.