Home / 47,201.86-70,814.67-38,782.45

Finding the Fourth Proportional to 47,201.86, 70,814.67 and 38,782.45

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Solution

The fourth proportional to 47,201.86, 70,814.67 and 38,782.45 is: 58,183.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,201.86 : 70,814.67 = 38,782.45 : x
  2. Step 2: Convert to fraction form
    47,201.86/70,814.67 = 38,782.45/x
  3. Step 3: Cross multiply
    47,201.86x = 70,814.67 × 38,782.45
  4. Step 4: Simplify right side
    47,201.86x = 2,746,366,398.54
  5. Step 5: Solve for x
    x = 2,746,366,398.54/47,201.86
  6. Step 6: Final answer
    x = 58,183.44

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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.