Home / 144,496.26-199,444.95-84,078.62

Finding the Fourth Proportional to 144,496.26, 199,444.95 and 84,078.62

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Solution

The fourth proportional to 144,496.26, 199,444.95 and 84,078.62 is: 116,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,496.26 : 199,444.95 = 84,078.62 : x
  2. Step 2: Convert to fraction form
    144,496.26/199,444.95 = 84,078.62/x
  3. Step 3: Cross multiply
    144,496.26x = 199,444.95 × 84,078.62
  4. Step 4: Simplify right side
    144,496.26x = 16,769,055,164.74
  5. Step 5: Solve for x
    x = 16,769,055,164.74/144,496.26
  6. Step 6: Final answer
    x = 116,051.83

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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.