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Finding the Fourth Proportional to 159,580.51, 220,205.21 and 95,036.97

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Solution

The fourth proportional to 159,580.51, 220,205.21 and 95,036.97 is: 131,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,580.51 : 220,205.21 = 95,036.97 : x
  2. Step 2: Convert to fraction form
    159,580.51/220,205.21 = 95,036.97/x
  3. Step 3: Cross multiply
    159,580.51x = 220,205.21 × 95,036.97
  4. Step 4: Simplify right side
    159,580.51x = 20,927,635,936.61
  5. Step 5: Solve for x
    x = 20,927,635,936.61/159,580.51
  6. Step 6: Final answer
    x = 131,141.55

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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.