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Finding the Fourth Proportional to 52,251.96, 72,109.42 and 29,590.58

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Solution

The fourth proportional to 52,251.96, 72,109.42 and 29,590.58 is: 40,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251.96 : 72,109.42 = 29,590.58 : x
  2. Step 2: Convert to fraction form
    52,251.96/72,109.42 = 29,590.58/x
  3. Step 3: Cross multiply
    52,251.96x = 72,109.42 × 29,590.58
  4. Step 4: Simplify right side
    52,251.96x = 2,133,759,561.26
  5. Step 5: Solve for x
    x = 2,133,759,561.26/52,251.96
  6. Step 6: Final answer
    x = 40,835.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.