Home / 189,822.02-261,944.16-104,934.02

Finding the Fourth Proportional to 189,822.02, 261,944.16 and 104,934.02

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Solution

The fourth proportional to 189,822.02, 261,944.16 and 104,934.02 is: 144,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,822.02 : 261,944.16 = 104,934.02 : x
  2. Step 2: Convert to fraction form
    189,822.02/261,944.16 = 104,934.02/x
  3. Step 3: Cross multiply
    189,822.02x = 261,944.16 × 104,934.02
  4. Step 4: Simplify right side
    189,822.02x = 27,486,853,724.32
  5. Step 5: Solve for x
    x = 27,486,853,724.32/189,822.02
  6. Step 6: Final answer
    x = 144,803.29

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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.