Home / 189,304.20-283,956.30-161,159.40

Finding the Fourth Proportional to 189,304.20, 283,956.30 and 161,159.40

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Solution

The fourth proportional to 189,304.20, 283,956.30 and 161,159.40 is: 241,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,304.20 : 283,956.30 = 161,159.40 : x
  2. Step 2: Convert to fraction form
    189,304.20/283,956.30 = 161,159.40/x
  3. Step 3: Cross multiply
    189,304.20x = 283,956.30 × 161,159.40
  4. Step 4: Simplify right side
    189,304.20x = 45,762,226,934.22
  5. Step 5: Solve for x
    x = 45,762,226,934.22/189,304.20
  6. Step 6: Final answer
    x = 241,739.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.