Home / 69,808.29-96,304.21-47,140.03

Finding the Fourth Proportional to 69,808.29, 96,304.21 and 47,140.03

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Solution

The fourth proportional to 69,808.29, 96,304.21 and 47,140.03 is: 65,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,808.29 : 96,304.21 = 47,140.03 : x
  2. Step 2: Convert to fraction form
    69,808.29/96,304.21 = 47,140.03/x
  3. Step 3: Cross multiply
    69,808.29x = 96,304.21 × 47,140.03
  4. Step 4: Simplify right side
    69,808.29x = 4,539,783,348.53
  5. Step 5: Solve for x
    x = 4,539,783,348.53/69,808.29
  6. Step 6: Final answer
    x = 65,032.15

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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.