Home / 93,975.36-140,967.78-27,420.48

Finding the Fourth Proportional to 93,975.36, 140,967.78 and 27,420.48

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Solution

The fourth proportional to 93,975.36, 140,967.78 and 27,420.48 is: 41,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,975.36 : 140,967.78 = 27,420.48 : x
  2. Step 2: Convert to fraction form
    93,975.36/140,967.78 = 27,420.48/x
  3. Step 3: Cross multiply
    93,975.36x = 140,967.78 × 27,420.48
  4. Step 4: Simplify right side
    93,975.36x = 3,865,404,192.13
  5. Step 5: Solve for x
    x = 3,865,404,192.13/93,975.36
  6. Step 6: Final answer
    x = 41,132.10

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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.