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Finding the Fourth Proportional to 222,510.10, 333,797.55 and 72,714.10

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Solution

The fourth proportional to 222,510.10, 333,797.55 and 72,714.10 is: 109,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,510.10 : 333,797.55 = 72,714.10 : x
  2. Step 2: Convert to fraction form
    222,510.10/333,797.55 = 72,714.10/x
  3. Step 3: Cross multiply
    222,510.10x = 333,797.55 × 72,714.10
  4. Step 4: Simplify right side
    222,510.10x = 24,271,788,430.46
  5. Step 5: Solve for x
    x = 24,271,788,430.46/222,510.10
  6. Step 6: Final answer
    x = 109,081.74

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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.