Home / 132,890.82-199,361.91-42,957.75

Finding the Fourth Proportional to 132,890.82, 199,361.91 and 42,957.75

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Solution

The fourth proportional to 132,890.82, 199,361.91 and 42,957.75 is: 64,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,890.82 : 199,361.91 = 42,957.75 : x
  2. Step 2: Convert to fraction form
    132,890.82/199,361.91 = 42,957.75/x
  3. Step 3: Cross multiply
    132,890.82x = 199,361.91 × 42,957.75
  4. Step 4: Simplify right side
    132,890.82x = 8,564,139,089.30
  5. Step 5: Solve for x
    x = 8,564,139,089.30/132,890.82
  6. Step 6: Final answer
    x = 64,444.93

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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.