Home / 50,386.14-75,256.79-45,635.22

Finding the Fourth Proportional to 50,386.14, 75,256.79 and 45,635.22

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Solution

The fourth proportional to 50,386.14, 75,256.79 and 45,635.22 is: 68,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,386.14 : 75,256.79 = 45,635.22 : x
  2. Step 2: Convert to fraction form
    50,386.14/75,256.79 = 45,635.22/x
  3. Step 3: Cross multiply
    50,386.14x = 75,256.79 × 45,635.22
  4. Step 4: Simplify right side
    50,386.14x = 3,434,359,939.97
  5. Step 5: Solve for x
    x = 3,434,359,939.97/50,386.14
  6. Step 6: Final answer
    x = 68,160.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.