Home / 56,079.91-77,381.43-33,418.34

Finding the Fourth Proportional to 56,079.91, 77,381.43 and 33,418.34

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Solution

The fourth proportional to 56,079.91, 77,381.43 and 33,418.34 is: 46,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,079.91 : 77,381.43 = 33,418.34 : x
  2. Step 2: Convert to fraction form
    56,079.91/77,381.43 = 33,418.34/x
  3. Step 3: Cross multiply
    56,079.91x = 77,381.43 × 33,418.34
  4. Step 4: Simplify right side
    56,079.91x = 2,585,958,715.38
  5. Step 5: Solve for x
    x = 2,585,958,715.38/56,079.91
  6. Step 6: Final answer
    x = 46,112.03

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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.