Home / 55,920.11-77,144.32-33,246.24

Finding the Fourth Proportional to 55,920.11, 77,144.32 and 33,246.24

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Solution

The fourth proportional to 55,920.11, 77,144.32 and 33,246.24 is: 45,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,920.11 : 77,144.32 = 33,246.24 : x
  2. Step 2: Convert to fraction form
    55,920.11/77,144.32 = 33,246.24/x
  3. Step 3: Cross multiply
    55,920.11x = 77,144.32 × 33,246.24
  4. Step 4: Simplify right side
    55,920.11x = 2,564,758,577.36
  5. Step 5: Solve for x
    x = 2,564,758,577.36/55,920.11
  6. Step 6: Final answer
    x = 45,864.69

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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.