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Finding the Fourth Proportional to 72,095.19, 108,155.07 and 22,174.19

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Solution

The fourth proportional to 72,095.19, 108,155.07 and 22,174.19 is: 33,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,095.19 : 108,155.07 = 22,174.19 : x
  2. Step 2: Convert to fraction form
    72,095.19/108,155.07 = 22,174.19/x
  3. Step 3: Cross multiply
    72,095.19x = 108,155.07 × 22,174.19
  4. Step 4: Simplify right side
    72,095.19x = 2,398,250,530.87
  5. Step 5: Solve for x
    x = 2,398,250,530.87/72,095.19
  6. Step 6: Final answer
    x = 33,265.06

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1.5x scale

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.