Home / 243,825.36-365,762.64-91,984.34

Finding the Fourth Proportional to 243,825.36, 365,762.64 and 91,984.34

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Solution

The fourth proportional to 243,825.36, 365,762.64 and 91,984.34 is: 137,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,825.36 : 365,762.64 = 91,984.34 : x
  2. Step 2: Convert to fraction form
    243,825.36/365,762.64 = 91,984.34/x
  3. Step 3: Cross multiply
    243,825.36x = 365,762.64 × 91,984.34
  4. Step 4: Simplify right side
    243,825.36x = 33,644,436,296.41
  5. Step 5: Solve for x
    x = 33,644,436,296.41/243,825.36
  6. Step 6: Final answer
    x = 137,985.80

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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.