Home / 64,842.50-97,074.59-39,806.66

Finding the Fourth Proportional to 64,842.50, 97,074.59 and 39,806.66

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Solution

The fourth proportional to 64,842.50, 97,074.59 and 39,806.66 is: 59,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,842.50 : 97,074.59 = 39,806.66 : x
  2. Step 2: Convert to fraction form
    64,842.50/97,074.59 = 39,806.66/x
  3. Step 3: Cross multiply
    64,842.50x = 97,074.59 × 39,806.66
  4. Step 4: Simplify right side
    64,842.50x = 3,864,214,514.36
  5. Step 5: Solve for x
    x = 3,864,214,514.36/64,842.50
  6. Step 6: Final answer
    x = 59,593.86

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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.