Home / 147,795.39-203,957.82-84,133.13

Finding the Fourth Proportional to 147,795.39, 203,957.82 and 84,133.13

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Solution

The fourth proportional to 147,795.39, 203,957.82 and 84,133.13 is: 116,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,795.39 : 203,957.82 = 84,133.13 : x
  2. Step 2: Convert to fraction form
    147,795.39/203,957.82 = 84,133.13/x
  3. Step 3: Cross multiply
    147,795.39x = 203,957.82 × 84,133.13
  4. Step 4: Simplify right side
    147,795.39x = 17,159,608,764.79
  5. Step 5: Solve for x
    x = 17,159,608,764.79/147,795.39
  6. Step 6: Final answer
    x = 116,103.82

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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.