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Finding the Fourth Proportional to 64,862.32, 97,336.76 and 22,742.37

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Solution

The fourth proportional to 64,862.32, 97,336.76 and 22,742.37 is: 34,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,862.32 : 97,336.76 = 22,742.37 : x
  2. Step 2: Convert to fraction form
    64,862.32/97,336.76 = 22,742.37/x
  3. Step 3: Cross multiply
    64,862.32x = 97,336.76 × 22,742.37
  4. Step 4: Simplify right side
    64,862.32x = 2,213,668,688.70
  5. Step 5: Solve for x
    x = 2,213,668,688.70/64,862.32
  6. Step 6: Final answer
    x = 34,128.73

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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.