Home / 126,417.08-174,446.70-69,824

Finding the Fourth Proportional to 126,417.08, 174,446.70 and 69,824

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Solution

The fourth proportional to 126,417.08, 174,446.70 and 69,824 is: 96,352.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,417.08 : 174,446.70 = 69,824 : x
  2. Step 2: Convert to fraction form
    126,417.08/174,446.70 = 69,824/x
  3. Step 3: Cross multiply
    126,417.08x = 174,446.70 × 69,824
  4. Step 4: Simplify right side
    126,417.08x = 12,180,566,380.80
  5. Step 5: Solve for x
    x = 12,180,566,380.80/126,417.08
  6. Step 6: Final answer
    x = 96,352.22

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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.