Home / 231,720.49-347,586.81-73,948.79

Finding the Fourth Proportional to 231,720.49, 347,586.81 and 73,948.79

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Solution

The fourth proportional to 231,720.49, 347,586.81 and 73,948.79 is: 110,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,720.49 : 347,586.81 = 73,948.79 : x
  2. Step 2: Convert to fraction form
    231,720.49/347,586.81 = 73,948.79/x
  3. Step 3: Cross multiply
    231,720.49x = 347,586.81 × 73,948.79
  4. Step 4: Simplify right side
    231,720.49x = 25,703,624,019.46
  5. Step 5: Solve for x
    x = 25,703,624,019.46/231,720.49
  6. Step 6: Final answer
    x = 110,925.12

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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.