Home / 134,420.27-185,498.57-73,989.62

Finding the Fourth Proportional to 134,420.27, 185,498.57 and 73,989.62

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Solution

The fourth proportional to 134,420.27, 185,498.57 and 73,989.62 is: 102,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,420.27 : 185,498.57 = 73,989.62 : x
  2. Step 2: Convert to fraction form
    134,420.27/185,498.57 = 73,989.62/x
  3. Step 3: Cross multiply
    134,420.27x = 185,498.57 × 73,989.62
  4. Step 4: Simplify right side
    134,420.27x = 13,724,968,380.48
  5. Step 5: Solve for x
    x = 13,724,968,380.48/134,420.27
  6. Step 6: Final answer
    x = 102,104.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.