Home / 63,470.36-95,139.52-21,319.16

Finding the Fourth Proportional to 63,470.36, 95,139.52 and 21,319.16

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Solution

The fourth proportional to 63,470.36, 95,139.52 and 21,319.16 is: 31,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,470.36 : 95,139.52 = 21,319.16 : x
  2. Step 2: Convert to fraction form
    63,470.36/95,139.52 = 21,319.16/x
  3. Step 3: Cross multiply
    63,470.36x = 95,139.52 × 21,319.16
  4. Step 4: Simplify right side
    63,470.36x = 2,028,294,649.20
  5. Step 5: Solve for x
    x = 2,028,294,649.20/63,470.36
  6. Step 6: Final answer
    x = 31,956.56

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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.