Home / 83,100.04-114,676.56-47,289.29

Finding the Fourth Proportional to 83,100.04, 114,676.56 and 47,289.29

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Solution

The fourth proportional to 83,100.04, 114,676.56 and 47,289.29 is: 65,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,100.04 : 114,676.56 = 47,289.29 : x
  2. Step 2: Convert to fraction form
    83,100.04/114,676.56 = 47,289.29/x
  3. Step 3: Cross multiply
    83,100.04x = 114,676.56 × 47,289.29
  4. Step 4: Simplify right side
    83,100.04x = 5,422,972,528.66
  5. Step 5: Solve for x
    x = 5,422,972,528.66/83,100.04
  6. Step 6: Final answer
    x = 65,258.36

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1.5x scale

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.