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Finding the Fourth Proportional to 127,369.16, 191,053.52 and 33,874.92

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Solution

The fourth proportional to 127,369.16, 191,053.52 and 33,874.92 is: 50,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,369.16 : 191,053.52 = 33,874.92 : x
  2. Step 2: Convert to fraction form
    127,369.16/191,053.52 = 33,874.92/x
  3. Step 3: Cross multiply
    127,369.16x = 191,053.52 × 33,874.92
  4. Step 4: Simplify right side
    127,369.16x = 6,471,922,705.72
  5. Step 5: Solve for x
    x = 6,471,922,705.72/127,369.16
  6. Step 6: Final answer
    x = 50,812.32

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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.