Home / 50,186.21-75,293.09-40,802.90

Finding the Fourth Proportional to 50,186.21, 75,293.09 and 40,802.90

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Solution

The fourth proportional to 50,186.21, 75,293.09 and 40,802.90 is: 61,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,186.21 : 75,293.09 = 40,802.90 : x
  2. Step 2: Convert to fraction form
    50,186.21/75,293.09 = 40,802.90/x
  3. Step 3: Cross multiply
    50,186.21x = 75,293.09 × 40,802.90
  4. Step 4: Simplify right side
    50,186.21x = 3,072,176,217.95
  5. Step 5: Solve for x
    x = 3,072,176,217.95/50,186.21
  6. Step 6: Final answer
    x = 61,215.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.