Home / 175,284.64-241,942.36-103,689.56

Finding the Fourth Proportional to 175,284.64, 241,942.36 and 103,689.56

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Solution

The fourth proportional to 175,284.64, 241,942.36 and 103,689.56 is: 143,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,284.64 : 241,942.36 = 103,689.56 : x
  2. Step 2: Convert to fraction form
    175,284.64/241,942.36 = 103,689.56/x
  3. Step 3: Cross multiply
    175,284.64x = 241,942.36 × 103,689.56
  4. Step 4: Simplify right side
    175,284.64x = 25,086,896,853.76
  5. Step 5: Solve for x
    x = 25,086,896,853.76/175,284.64
  6. Step 6: Final answer
    x = 143,120.91

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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.