Home / 228,022.56-341,700.12-128,377.17

Finding the Fourth Proportional to 228,022.56, 341,700.12 and 128,377.17

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Solution

The fourth proportional to 228,022.56, 341,700.12 and 128,377.17 is: 192,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,022.56 : 341,700.12 = 128,377.17 : x
  2. Step 2: Convert to fraction form
    228,022.56/341,700.12 = 128,377.17/x
  3. Step 3: Cross multiply
    228,022.56x = 341,700.12 × 128,377.17
  4. Step 4: Simplify right side
    228,022.56x = 43,866,494,394.26
  5. Step 5: Solve for x
    x = 43,866,494,394.26/228,022.56
  6. Step 6: Final answer
    x = 192,377.87

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1.5x scale

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.