Home / 84,933.50-117,215.52-47,215.04

Finding the Fourth Proportional to 84,933.50, 117,215.52 and 47,215.04

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Solution

The fourth proportional to 84,933.50, 117,215.52 and 47,215.04 is: 65,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,933.50 : 117,215.52 = 47,215.04 : x
  2. Step 2: Convert to fraction form
    84,933.50/117,215.52 = 47,215.04/x
  3. Step 3: Cross multiply
    84,933.50x = 117,215.52 × 47,215.04
  4. Step 4: Simplify right side
    84,933.50x = 5,534,335,465.42
  5. Step 5: Solve for x
    x = 5,534,335,465.42/84,933.50
  6. Step 6: Final answer
    x = 65,160.81

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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.