Home / 132,530.76-182,894.22-75,942

Finding the Fourth Proportional to 132,530.76, 182,894.22 and 75,942

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Solution

The fourth proportional to 132,530.76, 182,894.22 and 75,942 is: 104,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530.76 : 182,894.22 = 75,942 : x
  2. Step 2: Convert to fraction form
    132,530.76/182,894.22 = 75,942/x
  3. Step 3: Cross multiply
    132,530.76x = 182,894.22 × 75,942
  4. Step 4: Simplify right side
    132,530.76x = 13,889,352,855.24
  5. Step 5: Solve for x
    x = 13,889,352,855.24/132,530.76
  6. Step 6: Final answer
    x = 104,800.97

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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.