Home / 68,442.69-94,451.36-38,228.24

Finding the Fourth Proportional to 68,442.69, 94,451.36 and 38,228.24

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Solution

The fourth proportional to 68,442.69, 94,451.36 and 38,228.24 is: 52,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,442.69 : 94,451.36 = 38,228.24 : x
  2. Step 2: Convert to fraction form
    68,442.69/94,451.36 = 38,228.24/x
  3. Step 3: Cross multiply
    68,442.69x = 94,451.36 × 38,228.24
  4. Step 4: Simplify right side
    68,442.69x = 3,610,708,595.01
  5. Step 5: Solve for x
    x = 3,610,708,595.01/68,442.69
  6. Step 6: Final answer
    x = 52,755.21

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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.