Home / 144,485.17-199,429.60-84,067.48

Finding the Fourth Proportional to 144,485.17, 199,429.60 and 84,067.48

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Solution

The fourth proportional to 144,485.17, 199,429.60 and 84,067.48 is: 116,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,485.17 : 199,429.60 = 84,067.48 : x
  2. Step 2: Convert to fraction form
    144,485.17/199,429.60 = 84,067.48/x
  3. Step 3: Cross multiply
    144,485.17x = 199,429.60 × 84,067.48
  4. Step 4: Simplify right side
    144,485.17x = 16,765,543,909.41
  5. Step 5: Solve for x
    x = 16,765,543,909.41/144,485.17
  6. Step 6: Final answer
    x = 116,036.43

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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.