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Finding the Third Proportional to 72,532,120.50 and 111,620,349

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Solution

The third proportional to 72,532,120.50 and 111,620,349 is: 171,773,584.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,532,120.50 : 111,620,349 = 111,620,349 : x
  2. Step 2: Convert to fraction form
    72,532,120.50/111,620,349 = 111,620,349/x
  3. Step 3: Cross multiply
    72,532,120.50x = 111,620,349 × 111,620,349
  4. Step 4: Simplify right side
    72,532,120.50x = 12,459,102,310,881,800
  5. Step 5: Solve for x
    x = 12,459,102,310,881,800/72,532,120.50
  6. Step 6: Final answer
    x = 171,773,584.24

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.