Home / 73,093.32-100,867.69-40,828.38

Finding the Fourth Proportional to 73,093.32, 100,867.69 and 40,828.38

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Solution

The fourth proportional to 73,093.32, 100,867.69 and 40,828.38 is: 56,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,093.32 : 100,867.69 = 40,828.38 : x
  2. Step 2: Convert to fraction form
    73,093.32/100,867.69 = 40,828.38/x
  3. Step 3: Cross multiply
    73,093.32x = 100,867.69 × 40,828.38
  4. Step 4: Simplify right side
    73,093.32x = 4,118,264,377.04
  5. Step 5: Solve for x
    x = 4,118,264,377.04/73,093.32
  6. Step 6: Final answer
    x = 56,342.55

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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.