Home / 144,836.16-199,873.44-84,442.56

Finding the Fourth Proportional to 144,836.16, 199,873.44 and 84,442.56

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Solution

The fourth proportional to 144,836.16, 199,873.44 and 84,442.56 is: 116,530.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,836.16 : 199,873.44 = 84,442.56 : x
  2. Step 2: Convert to fraction form
    144,836.16/199,873.44 = 84,442.56/x
  3. Step 3: Cross multiply
    144,836.16x = 199,873.44 × 84,442.56
  4. Step 4: Simplify right side
    144,836.16x = 16,877,824,949.61
  5. Step 5: Solve for x
    x = 16,877,824,949.61/144,836.16
  6. Step 6: Final answer
    x = 116,530.46

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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.