Home / 69,746.21-96,247.74-39,534.31

Finding the Fourth Proportional to 69,746.21, 96,247.74 and 39,534.31

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Solution

The fourth proportional to 69,746.21, 96,247.74 and 39,534.31 is: 54,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,746.21 : 96,247.74 = 39,534.31 : x
  2. Step 2: Convert to fraction form
    69,746.21/96,247.74 = 39,534.31/x
  3. Step 3: Cross multiply
    69,746.21x = 96,247.74 × 39,534.31
  4. Step 4: Simplify right side
    69,746.21x = 3,805,087,989.96
  5. Step 5: Solve for x
    x = 3,805,087,989.96/69,746.21
  6. Step 6: Final answer
    x = 54,556.20

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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.