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Finding the Fourth Proportional to 64,722.71, 97,107.44 and 22,609.01

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Solution

The fourth proportional to 64,722.71, 97,107.44 and 22,609.01 is: 33,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,722.71 : 97,107.44 = 22,609.01 : x
  2. Step 2: Convert to fraction form
    64,722.71/97,107.44 = 22,609.01/x
  3. Step 3: Cross multiply
    64,722.71x = 97,107.44 × 22,609.01
  4. Step 4: Simplify right side
    64,722.71x = 2,195,502,483.45
  5. Step 5: Solve for x
    x = 2,195,502,483.45/64,722.71
  6. Step 6: Final answer
    x = 33,921.67

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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.