Home / 130,544.82-195,894.90-47,445.30

Finding the Fourth Proportional to 130,544.82, 195,894.90 and 47,445.30

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Solution

The fourth proportional to 130,544.82, 195,894.90 and 47,445.30 is: 71,196.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,544.82 : 195,894.90 = 47,445.30 : x
  2. Step 2: Convert to fraction form
    130,544.82/195,894.90 = 47,445.30/x
  3. Step 3: Cross multiply
    130,544.82x = 195,894.90 × 47,445.30
  4. Step 4: Simplify right side
    130,544.82x = 9,294,292,298.97
  5. Step 5: Solve for x
    x = 9,294,292,298.97/130,544.82
  6. Step 6: Final answer
    x = 71,196.18

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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.