Home / 148,286.17-204,649.64-84,633.58

Finding the Fourth Proportional to 148,286.17, 204,649.64 and 84,633.58

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Solution

The fourth proportional to 148,286.17, 204,649.64 and 84,633.58 is: 116,802.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,286.17 : 204,649.64 = 84,633.58 : x
  2. Step 2: Convert to fraction form
    148,286.17/204,649.64 = 84,633.58/x
  3. Step 3: Cross multiply
    148,286.17x = 204,649.64 × 84,633.58
  4. Step 4: Simplify right side
    148,286.17x = 17,320,231,678.91
  5. Step 5: Solve for x
    x = 17,320,231,678.91/148,286.17
  6. Step 6: Final answer
    x = 116,802.74

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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.