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Finding the Fourth Proportional to 64,880.98, 97,291.23 and 33,707.86

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Solution

The fourth proportional to 64,880.98, 97,291.23 and 33,707.86 is: 50,546.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.98 : 97,291.23 = 33,707.86 : x
  2. Step 2: Convert to fraction form
    64,880.98/97,291.23 = 33,707.86/x
  3. Step 3: Cross multiply
    64,880.98x = 97,291.23 × 33,707.86
  4. Step 4: Simplify right side
    64,880.98x = 3,279,479,160.07
  5. Step 5: Solve for x
    x = 3,279,479,160.07/64,880.98
  6. Step 6: Final answer
    x = 50,546.08

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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.