Home / 255,988.40-384,154.00-106,228.83

Finding the Fourth Proportional to 255,988.40, 384,154.00 and 106,228.83

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Solution

The fourth proportional to 255,988.40, 384,154.00 and 106,228.83 is: 159,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,988.40 : 384,154.00 = 106,228.83 : x
  2. Step 2: Convert to fraction form
    255,988.40/384,154.00 = 106,228.83/x
  3. Step 3: Cross multiply
    255,988.40x = 384,154.00 × 106,228.83
  4. Step 4: Simplify right side
    255,988.40x = 40,808,231,134.83
  5. Step 5: Solve for x
    x = 40,808,231,134.83/255,988.40
  6. Step 6: Final answer
    x = 159,414.38

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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.