Home / 92,928.49-139,437.36-50,806.87

Finding the Fourth Proportional to 92,928.49, 139,437.36 and 50,806.87

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Solution

The fourth proportional to 92,928.49, 139,437.36 and 50,806.87 is: 76,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,928.49 : 139,437.36 = 50,806.87 : x
  2. Step 2: Convert to fraction form
    92,928.49/139,437.36 = 50,806.87/x
  3. Step 3: Cross multiply
    92,928.49x = 139,437.36 × 50,806.87
  4. Step 4: Simplify right side
    92,928.49x = 7,084,375,822.66
  5. Step 5: Solve for x
    x = 7,084,375,822.66/92,928.49
  6. Step 6: Final answer
    x = 76,234.70

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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.