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Finding the Third Proportional to 103,501.13 and 154,156.50

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Solution

The third proportional to 103,501.13 and 154,156.50 is: 229,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,501.13 : 154,156.50 = 154,156.50 : x
  2. Step 2: Convert to fraction form
    103,501.13/154,156.50 = 154,156.50/x
  3. Step 3: Cross multiply
    103,501.13x = 154,156.50 × 154,156.50
  4. Step 4: Simplify right side
    103,501.13x = 23,764,226,492.25
  5. Step 5: Solve for x
    x = 23,764,226,492.25/103,501.13
  6. Step 6: Final answer
    x = 229,603.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.