Home / 179,967.40-248,357.38-99,394.68

Finding the Fourth Proportional to 179,967.40, 248,357.38 and 99,394.68

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Solution

The fourth proportional to 179,967.40, 248,357.38 and 99,394.68 is: 137,165.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,967.40 : 248,357.38 = 99,394.68 : x
  2. Step 2: Convert to fraction form
    179,967.40/248,357.38 = 99,394.68/x
  3. Step 3: Cross multiply
    179,967.40x = 248,357.38 × 99,394.68
  4. Step 4: Simplify right side
    179,967.40x = 24,685,402,310.74
  5. Step 5: Solve for x
    x = 24,685,402,310.74/179,967.40
  6. Step 6: Final answer
    x = 137,165.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.