Home / 228,545.28-315,222.39-147,910.59

Finding the Fourth Proportional to 228,545.28, 315,222.39 and 147,910.59

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Solution

The fourth proportional to 228,545.28, 315,222.39 and 147,910.59 is: 204,006.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,545.28 : 315,222.39 = 147,910.59 : x
  2. Step 2: Convert to fraction form
    228,545.28/315,222.39 = 147,910.59/x
  3. Step 3: Cross multiply
    228,545.28x = 315,222.39 × 147,910.59
  4. Step 4: Simplify right side
    228,545.28x = 46,624,729,686.11
  5. Step 5: Solve for x
    x = 46,624,729,686.11/228,545.28
  6. Step 6: Final answer
    x = 204,006.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.