Home / 134,436.85-201,682.95-112,404.18

Finding the Fourth Proportional to 134,436.85, 201,682.95 and 112,404.18

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Solution

The fourth proportional to 134,436.85, 201,682.95 and 112,404.18 is: 168,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,436.85 : 201,682.95 = 112,404.18 : x
  2. Step 2: Convert to fraction form
    134,436.85/201,682.95 = 112,404.18/x
  3. Step 3: Cross multiply
    134,436.85x = 201,682.95 × 112,404.18
  4. Step 4: Simplify right side
    134,436.85x = 22,670,006,614.73
  5. Step 5: Solve for x
    x = 22,670,006,614.73/134,436.85
  6. Step 6: Final answer
    x = 168,629.41

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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.