Home / 123,422.28-185,140.64-34,682.71

Finding the Fourth Proportional to 123,422.28, 185,140.64 and 34,682.71

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Solution

The fourth proportional to 123,422.28, 185,140.64 and 34,682.71 is: 52,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,422.28 : 185,140.64 = 34,682.71 : x
  2. Step 2: Convert to fraction form
    123,422.28/185,140.64 = 34,682.71/x
  3. Step 3: Cross multiply
    123,422.28x = 185,140.64 × 34,682.71
  4. Step 4: Simplify right side
    123,422.28x = 6,421,178,381.53
  5. Step 5: Solve for x
    x = 6,421,178,381.53/123,422.28
  6. Step 6: Final answer
    x = 52,026.09

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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.