Home / 53,008.19-73,151.75-29,135.42

Finding the Fourth Proportional to 53,008.19, 73,151.75 and 29,135.42

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Solution

The fourth proportional to 53,008.19, 73,151.75 and 29,135.42 is: 40,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,008.19 : 73,151.75 = 29,135.42 : x
  2. Step 2: Convert to fraction form
    53,008.19/73,151.75 = 29,135.42/x
  3. Step 3: Cross multiply
    53,008.19x = 73,151.75 × 29,135.42
  4. Step 4: Simplify right side
    53,008.19x = 2,131,306,667.06
  5. Step 5: Solve for x
    x = 2,131,306,667.06/53,008.19
  6. Step 6: Final answer
    x = 40,207.12

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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.