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Finding the Fourth Proportional to 112,397.00, 168,450.17 and 84,095.00

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Solution

The fourth proportional to 112,397.00, 168,450.17 and 84,095.00 is: 126,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,397.00 : 168,450.17 = 84,095.00 : x
  2. Step 2: Convert to fraction form
    112,397.00/168,450.17 = 84,095.00/x
  3. Step 3: Cross multiply
    112,397.00x = 168,450.17 × 84,095.00
  4. Step 4: Simplify right side
    112,397.00x = 14,165,817,598.43
  5. Step 5: Solve for x
    x = 14,165,817,598.43/112,397.00
  6. Step 6: Final answer
    x = 126,033.76

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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.