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Finding the Fourth Proportional to 159,846.62, 220,588.11 and 88,226.62

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Solution

The fourth proportional to 159,846.62, 220,588.11 and 88,226.62 is: 121,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,846.62 : 220,588.11 = 88,226.62 : x
  2. Step 2: Convert to fraction form
    159,846.62/220,588.11 = 88,226.62/x
  3. Step 3: Cross multiply
    159,846.62x = 220,588.11 × 88,226.62
  4. Step 4: Simplify right side
    159,846.62x = 19,461,742,806.02
  5. Step 5: Solve for x
    x = 19,461,742,806.02/159,846.62
  6. Step 6: Final answer
    x = 121,752.61

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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.