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Finding the Fourth Proportional to 235,239.56, 352,866.26 and 57,746.57

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Solution

The fourth proportional to 235,239.56, 352,866.26 and 57,746.57 is: 86,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,239.56 : 352,866.26 = 57,746.57 : x
  2. Step 2: Convert to fraction form
    235,239.56/352,866.26 = 57,746.57/x
  3. Step 3: Cross multiply
    235,239.56x = 352,866.26 × 57,746.57
  4. Step 4: Simplify right side
    235,239.56x = 20,376,816,223.81
  5. Step 5: Solve for x
    x = 20,376,816,223.81/235,239.56
  6. Step 6: Final answer
    x = 86,621.55

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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.