Home / 50,055.36-75,104.92-38,945.40

Finding the Fourth Proportional to 50,055.36, 75,104.92 and 38,945.40

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Solution

The fourth proportional to 50,055.36, 75,104.92 and 38,945.40 is: 58,435.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,055.36 : 75,104.92 = 38,945.40 : x
  2. Step 2: Convert to fraction form
    50,055.36/75,104.92 = 38,945.40/x
  3. Step 3: Cross multiply
    50,055.36x = 75,104.92 × 38,945.40
  4. Step 4: Simplify right side
    50,055.36x = 2,924,991,151.37
  5. Step 5: Solve for x
    x = 2,924,991,151.37/50,055.36
  6. Step 6: Final answer
    x = 58,435.12

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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.