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Finding the Fourth Proportional to 159,846.84, 220,588.17 and 88,226.37

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Solution

The fourth proportional to 159,846.84, 220,588.17 and 88,226.37 is: 121,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,846.84 : 220,588.17 = 88,226.37 : x
  2. Step 2: Convert to fraction form
    159,846.84/220,588.17 = 88,226.37/x
  3. Step 3: Cross multiply
    159,846.84x = 220,588.17 × 88,226.37
  4. Step 4: Simplify right side
    159,846.84x = 19,461,693,504.04
  5. Step 5: Solve for x
    x = 19,461,693,504.04/159,846.84
  6. Step 6: Final answer
    x = 121,752.13

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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.