Home / 161,544.57-242,316.85-72,694.27

Finding the Fourth Proportional to 161,544.57, 242,316.85 and 72,694.27

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Solution

The fourth proportional to 161,544.57, 242,316.85 and 72,694.27 is: 109,041.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,544.57 : 242,316.85 = 72,694.27 : x
  2. Step 2: Convert to fraction form
    161,544.57/242,316.85 = 72,694.27/x
  3. Step 3: Cross multiply
    161,544.57x = 242,316.85 × 72,694.27
  4. Step 4: Simplify right side
    161,544.57x = 17,615,046,519.45
  5. Step 5: Solve for x
    x = 17,615,046,519.45/161,544.57
  6. Step 6: Final answer
    x = 109,041.41

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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.