Home / 47,117.72-64,969.67-44,128.36

Finding the Fourth Proportional to 47,117.72, 64,969.67 and 44,128.36

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Solution

The fourth proportional to 47,117.72, 64,969.67 and 44,128.36 is: 60,847.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,117.72 : 64,969.67 = 44,128.36 : x
  2. Step 2: Convert to fraction form
    47,117.72/64,969.67 = 44,128.36/x
  3. Step 3: Cross multiply
    47,117.72x = 64,969.67 × 44,128.36
  4. Step 4: Simplify right side
    47,117.72x = 2,867,004,934.74
  5. Step 5: Solve for x
    x = 2,867,004,934.74/47,117.72
  6. Step 6: Final answer
    x = 60,847.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.