Home / 113,621.92-170,102.77-66,092.02

Finding the Fourth Proportional to 113,621.92, 170,102.77 and 66,092.02

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Solution

The fourth proportional to 113,621.92, 170,102.77 and 66,092.02 is: 98,946.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,621.92 : 170,102.77 = 66,092.02 : x
  2. Step 2: Convert to fraction form
    113,621.92/170,102.77 = 66,092.02/x
  3. Step 3: Cross multiply
    113,621.92x = 170,102.77 × 66,092.02
  4. Step 4: Simplify right side
    113,621.92x = 11,242,435,086.41
  5. Step 5: Solve for x
    x = 11,242,435,086.41/113,621.92
  6. Step 6: Final answer
    x = 98,946.01

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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.