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Finding the Fourth Proportional to 73,860.20, 110,810.10 and 29,518.10

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Solution

The fourth proportional to 73,860.20, 110,810.10 and 29,518.10 is: 44,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,860.20 : 110,810.10 = 29,518.10 : x
  2. Step 2: Convert to fraction form
    73,860.20/110,810.10 = 29,518.10/x
  3. Step 3: Cross multiply
    73,860.20x = 110,810.10 × 29,518.10
  4. Step 4: Simplify right side
    73,860.20x = 3,270,903,612.81
  5. Step 5: Solve for x
    x = 3,270,903,612.81/73,860.20
  6. Step 6: Final answer
    x = 44,285.06

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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.