Home / 50,239.36-75,019.52-43,680.64

Finding the Fourth Proportional to 50,239.36, 75,019.52 and 43,680.64

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Solution

The fourth proportional to 50,239.36, 75,019.52 and 43,680.64 is: 65,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,239.36 : 75,019.52 = 43,680.64 : x
  2. Step 2: Convert to fraction form
    50,239.36/75,019.52 = 43,680.64/x
  3. Step 3: Cross multiply
    50,239.36x = 75,019.52 × 43,680.64
  4. Step 4: Simplify right side
    50,239.36x = 3,276,900,646.09
  5. Step 5: Solve for x
    x = 3,276,900,646.09/50,239.36
  6. Step 6: Final answer
    x = 65,225.76

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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.