Home / 53,286.36-79,929.41-50,038.53

Finding the Fourth Proportional to 53,286.36, 79,929.41 and 50,038.53

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Solution

The fourth proportional to 53,286.36, 79,929.41 and 50,038.53 is: 75,057.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.36 : 79,929.41 = 50,038.53 : x
  2. Step 2: Convert to fraction form
    53,286.36/79,929.41 = 50,038.53/x
  3. Step 3: Cross multiply
    53,286.36x = 79,929.41 × 50,038.53
  4. Step 4: Simplify right side
    53,286.36x = 3,999,549,929.97
  5. Step 5: Solve for x
    x = 3,999,549,929.97/53,286.36
  6. Step 6: Final answer
    x = 75,057.67

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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.