Home / 50,152.72-75,346.63-47,315.54

Finding the Fourth Proportional to 50,152.72, 75,346.63 and 47,315.54

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Solution

The fourth proportional to 50,152.72, 75,346.63 and 47,315.54 is: 71,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,152.72 : 75,346.63 = 47,315.54 : x
  2. Step 2: Convert to fraction form
    50,152.72/75,346.63 = 47,315.54/x
  3. Step 3: Cross multiply
    50,152.72x = 75,346.63 × 47,315.54
  4. Step 4: Simplify right side
    50,152.72x = 3,565,066,273.16
  5. Step 5: Solve for x
    x = 3,565,066,273.16/50,152.72
  6. Step 6: Final answer
    x = 71,084.20

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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.