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Finding the Fourth Proportional to 64,991.12, 97,492.14 and 22,866.76

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Solution

The fourth proportional to 64,991.12, 97,492.14 and 22,866.76 is: 34,302.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,991.12 : 97,492.14 = 22,866.76 : x
  2. Step 2: Convert to fraction form
    64,991.12/97,492.14 = 22,866.76/x
  3. Step 3: Cross multiply
    64,991.12x = 97,492.14 × 22,866.76
  4. Step 4: Simplify right side
    64,991.12x = 2,229,329,123.54
  5. Step 5: Solve for x
    x = 2,229,329,123.54/64,991.12
  6. Step 6: Final answer
    x = 34,302.06

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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.