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Finding the Fourth Proportional to 223,310.16, 334,776.95 and 96,855.20

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Solution

The fourth proportional to 223,310.16, 334,776.95 and 96,855.20 is: 145,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,310.16 : 334,776.95 = 96,855.20 : x
  2. Step 2: Convert to fraction form
    223,310.16/334,776.95 = 96,855.20/x
  3. Step 3: Cross multiply
    223,310.16x = 334,776.95 × 96,855.20
  4. Step 4: Simplify right side
    223,310.16x = 32,424,887,852.84
  5. Step 5: Solve for x
    x = 32,424,887,852.84/223,310.16
  6. Step 6: Final answer
    x = 145,201.13

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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.