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Finding the Fourth Proportional to 223,880.06, 335,820.15 and 74,080.10

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Solution

The fourth proportional to 223,880.06, 335,820.15 and 74,080.10 is: 111,120.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,880.06 : 335,820.15 = 74,080.10 : x
  2. Step 2: Convert to fraction form
    223,880.06/335,820.15 = 74,080.10/x
  3. Step 3: Cross multiply
    223,880.06x = 335,820.15 × 74,080.10
  4. Step 4: Simplify right side
    223,880.06x = 24,877,590,294.02
  5. Step 5: Solve for x
    x = 24,877,590,294.02/223,880.06
  6. Step 6: Final answer
    x = 111,120.17

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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.