Home / 189,092.07-283,231.08-89,102.43

Finding the Fourth Proportional to 189,092.07, 283,231.08 and 89,102.43

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Solution

The fourth proportional to 189,092.07, 283,231.08 and 89,102.43 is: 133,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,092.07 : 283,231.08 = 89,102.43 : x
  2. Step 2: Convert to fraction form
    189,092.07/283,231.08 = 89,102.43/x
  3. Step 3: Cross multiply
    189,092.07x = 283,231.08 × 89,102.43
  4. Step 4: Simplify right side
    189,092.07x = 25,236,577,479.52
  5. Step 5: Solve for x
    x = 25,236,577,479.52/189,092.07
  6. Step 6: Final answer
    x = 133,461.85

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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.