Home / 130,269.25-195,403.88-31,773.25

Finding the Fourth Proportional to 130,269.25, 195,403.88 and 31,773.25

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Solution

The fourth proportional to 130,269.25, 195,403.88 and 31,773.25 is: 47,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,269.25 : 195,403.88 = 31,773.25 : x
  2. Step 2: Convert to fraction form
    130,269.25/195,403.88 = 31,773.25/x
  3. Step 3: Cross multiply
    130,269.25x = 195,403.88 × 31,773.25
  4. Step 4: Simplify right side
    130,269.25x = 6,208,616,330.21
  5. Step 5: Solve for x
    x = 6,208,616,330.21/130,269.25
  6. Step 6: Final answer
    x = 47,659.88

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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.