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Finding the Fourth Proportional to 235,722.31, 353,583.47 and 58,232.68

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Solution

The fourth proportional to 235,722.31, 353,583.47 and 58,232.68 is: 87,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,722.31 : 353,583.47 = 58,232.68 : x
  2. Step 2: Convert to fraction form
    235,722.31/353,583.47 = 58,232.68/x
  3. Step 3: Cross multiply
    235,722.31x = 353,583.47 × 58,232.68
  4. Step 4: Simplify right side
    235,722.31x = 20,590,112,323.42
  5. Step 5: Solve for x
    x = 20,590,112,323.42/235,722.31
  6. Step 6: Final answer
    x = 87,349.02

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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.