Home / 113,866.44-170,805.90-47,313.30

Finding the Fourth Proportional to 113,866.44, 170,805.90 and 47,313.30

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Solution

The fourth proportional to 113,866.44, 170,805.90 and 47,313.30 is: 70,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,866.44 : 170,805.90 = 47,313.30 : x
  2. Step 2: Convert to fraction form
    113,866.44/170,805.90 = 47,313.30/x
  3. Step 3: Cross multiply
    113,866.44x = 170,805.90 × 47,313.30
  4. Step 4: Simplify right side
    113,866.44x = 8,081,390,788.47
  5. Step 5: Solve for x
    x = 8,081,390,788.47/113,866.44
  6. Step 6: Final answer
    x = 70,972.54

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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.