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Finding the Fourth Proportional to 223,068.76, 334,532.18 and 73,274.30

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Solution

The fourth proportional to 223,068.76, 334,532.18 and 73,274.30 is: 109,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,068.76 : 334,532.18 = 73,274.30 : x
  2. Step 2: Convert to fraction form
    223,068.76/334,532.18 = 73,274.30/x
  3. Step 3: Cross multiply
    223,068.76x = 334,532.18 × 73,274.30
  4. Step 4: Simplify right side
    223,068.76x = 24,512,609,728.95
  5. Step 5: Solve for x
    x = 24,512,609,728.95/223,068.76
  6. Step 6: Final answer
    x = 109,888.13

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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.