Home / 165,919.65-248,897.70-60,761.40

Finding the Fourth Proportional to 165,919.65, 248,897.70 and 60,761.40

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Solution

The fourth proportional to 165,919.65, 248,897.70 and 60,761.40 is: 91,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,919.65 : 248,897.70 = 60,761.40 : x
  2. Step 2: Convert to fraction form
    165,919.65/248,897.70 = 60,761.40/x
  3. Step 3: Cross multiply
    165,919.65x = 248,897.70 × 60,761.40
  4. Step 4: Simplify right side
    165,919.65x = 15,123,372,708.78
  5. Step 5: Solve for x
    x = 15,123,372,708.78/165,919.65
  6. Step 6: Final answer
    x = 91,148.77

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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.