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Finding the Fourth Proportional to 292,825.96, 439,238.94 and 71,208.04

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Solution

The fourth proportional to 292,825.96, 439,238.94 and 71,208.04 is: 106,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,825.96 : 439,238.94 = 71,208.04 : x
  2. Step 2: Convert to fraction form
    292,825.96/439,238.94 = 71,208.04/x
  3. Step 3: Cross multiply
    292,825.96x = 439,238.94 × 71,208.04
  4. Step 4: Simplify right side
    292,825.96x = 31,277,344,009.08
  5. Step 5: Solve for x
    x = 31,277,344,009.08/292,825.96
  6. Step 6: Final answer
    x = 106,812.06

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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.