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Finding the Fourth Proportional to 64,881.98, 97,292.73 and 33,708.86

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Solution

The fourth proportional to 64,881.98, 97,292.73 and 33,708.86 is: 50,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,881.98 : 97,292.73 = 33,708.86 : x
  2. Step 2: Convert to fraction form
    64,881.98/97,292.73 = 33,708.86/x
  3. Step 3: Cross multiply
    64,881.98x = 97,292.73 × 33,708.86
  4. Step 4: Simplify right side
    64,881.98x = 3,279,627,014.59
  5. Step 5: Solve for x
    x = 3,279,627,014.59/64,881.98
  6. Step 6: Final answer
    x = 50,547.58

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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.