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Finding the Fourth Proportional to 548,037.96, 822,138.96 and 168,927.18

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Solution

The fourth proportional to 548,037.96, 822,138.96 and 168,927.18 is: 253,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,037.96 : 822,138.96 = 168,927.18 : x
  2. Step 2: Convert to fraction form
    548,037.96/822,138.96 = 168,927.18/x
  3. Step 3: Cross multiply
    548,037.96x = 822,138.96 × 168,927.18
  4. Step 4: Simplify right side
    548,037.96x = 138,881,616,080.93
  5. Step 5: Solve for x
    x = 138,881,616,080.93/548,037.96
  6. Step 6: Final answer
    x = 253,416.05

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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.