Home / 165,334.92-248,034.30-70,563.72

Finding the Fourth Proportional to 165,334.92, 248,034.30 and 70,563.72

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Solution

The fourth proportional to 165,334.92, 248,034.30 and 70,563.72 is: 105,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,334.92 : 248,034.30 = 70,563.72 : x
  2. Step 2: Convert to fraction form
    165,334.92/248,034.30 = 70,563.72/x
  3. Step 3: Cross multiply
    165,334.92x = 248,034.30 × 70,563.72
  4. Step 4: Simplify right side
    165,334.92x = 17,502,222,895.60
  5. Step 5: Solve for x
    x = 17,502,222,895.60/165,334.92
  6. Step 6: Final answer
    x = 105,859.20

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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.