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Finding the Fourth Proportional to 159,852.55, 220,596.54 and 88,232.59

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Solution

The fourth proportional to 159,852.55, 220,596.54 and 88,232.59 is: 121,760.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,852.55 : 220,596.54 = 88,232.59 : x
  2. Step 2: Convert to fraction form
    159,852.55/220,596.54 = 88,232.59/x
  3. Step 3: Cross multiply
    159,852.55x = 220,596.54 × 88,232.59
  4. Step 4: Simplify right side
    159,852.55x = 19,463,804,262.27
  5. Step 5: Solve for x
    x = 19,463,804,262.27/159,852.55
  6. Step 6: Final answer
    x = 121,760.99

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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.