Home / 65,737.06-90,791.98-44,189.40

Finding the Fourth Proportional to 65,737.06, 90,791.98 and 44,189.40

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Solution

The fourth proportional to 65,737.06, 90,791.98 and 44,189.40 is: 61,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,737.06 : 90,791.98 = 44,189.40 : x
  2. Step 2: Convert to fraction form
    65,737.06/90,791.98 = 44,189.40/x
  3. Step 3: Cross multiply
    65,737.06x = 90,791.98 × 44,189.40
  4. Step 4: Simplify right side
    65,737.06x = 4,012,043,121.01
  5. Step 5: Solve for x
    x = 4,012,043,121.01/65,737.06
  6. Step 6: Final answer
    x = 61,031.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.