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Finding the Fourth Proportional to 89,368.08, 134,052 and 22,808.20

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Solution

The fourth proportional to 89,368.08, 134,052 and 22,808.20 is: 34,212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,368.08 : 134,052 = 22,808.20 : x
  2. Step 2: Convert to fraction form
    89,368.08/134,052 = 22,808.20/x
  3. Step 3: Cross multiply
    89,368.08x = 134,052 × 22,808.20
  4. Step 4: Simplify right side
    89,368.08x = 3,057,484,826.40
  5. Step 5: Solve for x
    x = 3,057,484,826.40/89,368.08
  6. Step 6: Final answer
    x = 34,212.27

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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.