Home / 165,798.09-248,624.10-47,442.51

Finding the Fourth Proportional to 165,798.09, 248,624.10 and 47,442.51

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Solution

The fourth proportional to 165,798.09, 248,624.10 and 47,442.51 is: 71,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798.09 : 248,624.10 = 47,442.51 : x
  2. Step 2: Convert to fraction form
    165,798.09/248,624.10 = 47,442.51/x
  3. Step 3: Cross multiply
    165,798.09x = 248,624.10 × 47,442.51
  4. Step 4: Simplify right side
    165,798.09x = 11,795,351,350.49
  5. Step 5: Solve for x
    x = 11,795,351,350.49/165,798.09
  6. Step 6: Final answer
    x = 71,142.87

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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.