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Finding the Fourth Proportional to 159,846.60, 220,572.60 and 88,222.02

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Solution

The fourth proportional to 159,846.60, 220,572.60 and 88,222.02 is: 121,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,846.60 : 220,572.60 = 88,222.02 : x
  2. Step 2: Convert to fraction form
    159,846.60/220,572.60 = 88,222.02/x
  3. Step 3: Cross multiply
    159,846.60x = 220,572.60 × 88,222.02
  4. Step 4: Simplify right side
    159,846.60x = 19,459,360,328.65
  5. Step 5: Solve for x
    x = 19,459,360,328.65/159,846.60
  6. Step 6: Final answer
    x = 121,737.72

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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.