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Finding the Fourth Proportional to 233,801.71, 350,771.82 and 98,879.01

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Solution

The fourth proportional to 233,801.71, 350,771.82 and 98,879.01 is: 148,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,801.71 : 350,771.82 = 98,879.01 : x
  2. Step 2: Convert to fraction form
    233,801.71/350,771.82 = 98,879.01/x
  3. Step 3: Cross multiply
    233,801.71x = 350,771.82 × 98,879.01
  4. Step 4: Simplify right side
    233,801.71x = 34,683,970,297.50
  5. Step 5: Solve for x
    x = 34,683,970,297.50/233,801.71
  6. Step 6: Final answer
    x = 148,347.80

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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.