Home / 53,121.82-73,308.12-29,248.49

Finding the Fourth Proportional to 53,121.82, 73,308.12 and 29,248.49

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Solution

The fourth proportional to 53,121.82, 73,308.12 and 29,248.49 is: 40,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,121.82 : 73,308.12 = 29,248.49 : x
  2. Step 2: Convert to fraction form
    53,121.82/73,308.12 = 29,248.49/x
  3. Step 3: Cross multiply
    53,121.82x = 73,308.12 × 29,248.49
  4. Step 4: Simplify right side
    53,121.82x = 2,144,151,743.58
  5. Step 5: Solve for x
    x = 2,144,151,743.58/53,121.82
  6. Step 6: Final answer
    x = 40,362.92

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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.