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Finding the Fourth Proportional to 189,045, 283,566.52 and 55,925.96

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Solution

The fourth proportional to 189,045, 283,566.52 and 55,925.96 is: 83,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,045 : 283,566.52 = 55,925.96 : x
  2. Step 2: Convert to fraction form
    189,045/283,566.52 = 55,925.96/x
  3. Step 3: Cross multiply
    189,045x = 283,566.52 × 55,925.96
  4. Step 4: Simplify right side
    189,045x = 15,858,729,854.86
  5. Step 5: Solve for x
    x = 15,858,729,854.86/189,045
  6. Step 6: Final answer
    x = 83,888.65

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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.