Home / 233,470.79-350,243.04-81,710.25

Finding the Fourth Proportional to 233,470.79, 350,243.04 and 81,710.25

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Solution

The fourth proportional to 233,470.79, 350,243.04 and 81,710.25 is: 122,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,470.79 : 350,243.04 = 81,710.25 : x
  2. Step 2: Convert to fraction form
    233,470.79/350,243.04 = 81,710.25/x
  3. Step 3: Cross multiply
    233,470.79x = 350,243.04 × 81,710.25
  4. Step 4: Simplify right side
    233,470.79x = 28,618,446,359.16
  5. Step 5: Solve for x
    x = 28,618,446,359.16/233,470.79
  6. Step 6: Final answer
    x = 122,578.27

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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.