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Finding the Fourth Proportional to 101,797.22, 152,746.76 and 45,677.45

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Solution

The fourth proportional to 101,797.22, 152,746.76 and 45,677.45 is: 68,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,797.22 : 152,746.76 = 45,677.45 : x
  2. Step 2: Convert to fraction form
    101,797.22/152,746.76 = 45,677.45/x
  3. Step 3: Cross multiply
    101,797.22x = 152,746.76 × 45,677.45
  4. Step 4: Simplify right side
    101,797.22x = 6,977,082,988.62
  5. Step 5: Solve for x
    x = 6,977,082,988.62/101,797.22
  6. Step 6: Final answer
    x = 68,539.03

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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.