Home / 148,189.84-204,499.56-84,527.44

Finding the Fourth Proportional to 148,189.84, 204,499.56 and 84,527.44

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Solution

The fourth proportional to 148,189.84, 204,499.56 and 84,527.44 is: 116,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,189.84 : 204,499.56 = 84,527.44 : x
  2. Step 2: Convert to fraction form
    148,189.84/204,499.56 = 84,527.44/x
  3. Step 3: Cross multiply
    148,189.84x = 204,499.56 × 84,527.44
  4. Step 4: Simplify right side
    148,189.84x = 17,285,824,287.93
  5. Step 5: Solve for x
    x = 17,285,824,287.93/148,189.84
  6. Step 6: Final answer
    x = 116,646.49

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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.