Home / 231,497.37-347,259.63-89,343.42

Finding the Fourth Proportional to 231,497.37, 347,259.63 and 89,343.42

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Solution

The fourth proportional to 231,497.37, 347,259.63 and 89,343.42 is: 134,020.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,497.37 : 347,259.63 = 89,343.42 : x
  2. Step 2: Convert to fraction form
    231,497.37/347,259.63 = 89,343.42/x
  3. Step 3: Cross multiply
    231,497.37x = 347,259.63 × 89,343.42
  4. Step 4: Simplify right side
    231,497.37x = 31,025,362,972.13
  5. Step 5: Solve for x
    x = 31,025,362,972.13/231,497.37
  6. Step 6: Final answer
    x = 134,020.37

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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.