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Finding the Fourth Proportional to 89,776.44, 134,664.66 and 23,223.30

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Solution

The fourth proportional to 89,776.44, 134,664.66 and 23,223.30 is: 34,834.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,776.44 : 134,664.66 = 23,223.30 : x
  2. Step 2: Convert to fraction form
    89,776.44/134,664.66 = 23,223.30/x
  3. Step 3: Cross multiply
    89,776.44x = 134,664.66 × 23,223.30
  4. Step 4: Simplify right side
    89,776.44x = 3,127,357,798.58
  5. Step 5: Solve for x
    x = 3,127,357,798.58/89,776.44
  6. Step 6: Final answer
    x = 34,834.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.