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Finding the Fourth Proportional to 378,323.04, 567,567.58 and 112,104.38

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Solution

The fourth proportional to 378,323.04, 567,567.58 and 112,104.38 is: 168,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,323.04 : 567,567.58 = 112,104.38 : x
  2. Step 2: Convert to fraction form
    378,323.04/567,567.58 = 112,104.38/x
  3. Step 3: Cross multiply
    378,323.04x = 567,567.58 × 112,104.38
  4. Step 4: Simplify right side
    378,323.04x = 63,626,811,664.00
  5. Step 5: Solve for x
    x = 63,626,811,664.00/378,323.04
  6. Step 6: Final answer
    x = 168,181.17

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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.