Home / 113,752.43-170,733.36-57,631.58

Finding the Fourth Proportional to 113,752.43, 170,733.36 and 57,631.58

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Solution

The fourth proportional to 113,752.43, 170,733.36 and 57,631.58 is: 86,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,752.43 : 170,733.36 = 57,631.58 : x
  2. Step 2: Convert to fraction form
    113,752.43/170,733.36 = 57,631.58/x
  3. Step 3: Cross multiply
    113,752.43x = 170,733.36 × 57,631.58
  4. Step 4: Simplify right side
    113,752.43x = 9,839,633,295.51
  5. Step 5: Solve for x
    x = 9,839,633,295.51/113,752.43
  6. Step 6: Final answer
    x = 86,500.42

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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.