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Finding the Fourth Proportional to 65,354.58, 97,920.36 and 35,793.36

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Solution

The fourth proportional to 65,354.58, 97,920.36 and 35,793.36 is: 53,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,354.58 : 97,920.36 = 35,793.36 : x
  2. Step 2: Convert to fraction form
    65,354.58/97,920.36 = 35,793.36/x
  3. Step 3: Cross multiply
    65,354.58x = 97,920.36 × 35,793.36
  4. Step 4: Simplify right side
    65,354.58x = 3,504,898,696.81
  5. Step 5: Solve for x
    x = 3,504,898,696.81/65,354.58
  6. Step 6: Final answer
    x = 53,628.97

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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.