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Finding the Third Proportional to 92,340.95 and 139,177.78

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Solution

The third proportional to 92,340.95 and 139,177.78 is: 209,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,340.95 : 139,177.78 = 139,177.78 : x
  2. Step 2: Convert to fraction form
    92,340.95/139,177.78 = 139,177.78/x
  3. Step 3: Cross multiply
    92,340.95x = 139,177.78 × 139,177.78
  4. Step 4: Simplify right side
    92,340.95x = 19,370,453,162.68
  5. Step 5: Solve for x
    x = 19,370,453,162.68/92,340.95
  6. Step 6: Final answer
    x = 209,771.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.