Home / 189,588.14-261,630.02-104,703.38

Finding the Fourth Proportional to 189,588.14, 261,630.02 and 104,703.38

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Solution

The fourth proportional to 189,588.14, 261,630.02 and 104,703.38 is: 144,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,588.14 : 261,630.02 = 104,703.38 : x
  2. Step 2: Convert to fraction form
    189,588.14/261,630.02 = 104,703.38/x
  3. Step 3: Cross multiply
    189,588.14x = 261,630.02 × 104,703.38
  4. Step 4: Simplify right side
    189,588.14x = 27,393,546,357.08
  5. Step 5: Solve for x
    x = 27,393,546,357.08/189,588.14
  6. Step 6: Final answer
    x = 144,489.77

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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.