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Finding the Fourth Proportional to 159,737.22, 220,448.25 and 92,669.22

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Solution

The fourth proportional to 159,737.22, 220,448.25 and 92,669.22 is: 127,889.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,737.22 : 220,448.25 = 92,669.22 : x
  2. Step 2: Convert to fraction form
    159,737.22/220,448.25 = 92,669.22/x
  3. Step 3: Cross multiply
    159,737.22x = 220,448.25 × 92,669.22
  4. Step 4: Simplify right side
    159,737.22x = 20,428,767,377.87
  5. Step 5: Solve for x
    x = 20,428,767,377.87/159,737.22
  6. Step 6: Final answer
    x = 127,889.84

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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.