Home / 159,717.36-220,392.45-88,092.84

Finding the Fourth Proportional to 159,717.36, 220,392.45 and 88,092.84

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Solution

The fourth proportional to 159,717.36, 220,392.45 and 88,092.84 is: 121,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,717.36 : 220,392.45 = 88,092.84 : x
  2. Step 2: Convert to fraction form
    159,717.36/220,392.45 = 88,092.84/x
  3. Step 3: Cross multiply
    159,717.36x = 220,392.45 × 88,092.84
  4. Step 4: Simplify right side
    159,717.36x = 19,414,996,835.06
  5. Step 5: Solve for x
    x = 19,414,996,835.06/159,717.36
  6. Step 6: Final answer
    x = 121,558.46

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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.