Home / 119,788.54-179,701.80-39,829.48

Finding the Fourth Proportional to 119,788.54, 179,701.80 and 39,829.48

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Solution

The fourth proportional to 119,788.54, 179,701.80 and 39,829.48 is: 59,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,788.54 : 179,701.80 = 39,829.48 : x
  2. Step 2: Convert to fraction form
    119,788.54/179,701.80 = 39,829.48/x
  3. Step 3: Cross multiply
    119,788.54x = 179,701.80 × 39,829.48
  4. Step 4: Simplify right side
    119,788.54x = 7,157,429,249.06
  5. Step 5: Solve for x
    x = 7,157,429,249.06/119,788.54
  6. Step 6: Final answer
    x = 59,750.53

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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.