Home / 92,974.32-139,427.70-50,885.46

Finding the Fourth Proportional to 92,974.32, 139,427.70 and 50,885.46

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Solution

The fourth proportional to 92,974.32, 139,427.70 and 50,885.46 is: 76,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,974.32 : 139,427.70 = 50,885.46 : x
  2. Step 2: Convert to fraction form
    92,974.32/139,427.70 = 50,885.46/x
  3. Step 3: Cross multiply
    92,974.32x = 139,427.70 × 50,885.46
  4. Step 4: Simplify right side
    92,974.32x = 7,094,842,651.24
  5. Step 5: Solve for x
    x = 7,094,842,651.24/92,974.32
  6. Step 6: Final answer
    x = 76,309.70

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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.