Home / 255,106.14-383,350.41-136,862.46

Finding the Fourth Proportional to 255,106.14, 383,350.41 and 136,862.46

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Solution

The fourth proportional to 255,106.14, 383,350.41 and 136,862.46 is: 205,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,106.14 : 383,350.41 = 136,862.46 : x
  2. Step 2: Convert to fraction form
    255,106.14/383,350.41 = 136,862.46/x
  3. Step 3: Cross multiply
    255,106.14x = 383,350.41 × 136,862.46
  4. Step 4: Simplify right side
    255,106.14x = 52,466,280,154.61
  5. Step 5: Solve for x
    x = 52,466,280,154.61/255,106.14
  6. Step 6: Final answer
    x = 205,664.51

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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.