Home / 228,922.77-315,874.91-152,555.87

Finding the Fourth Proportional to 228,922.77, 315,874.91 and 152,555.87

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Solution

The fourth proportional to 228,922.77, 315,874.91 and 152,555.87 is: 210,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,922.77 : 315,874.91 = 152,555.87 : x
  2. Step 2: Convert to fraction form
    228,922.77/315,874.91 = 152,555.87/x
  3. Step 3: Cross multiply
    228,922.77x = 315,874.91 × 152,555.87
  4. Step 4: Simplify right side
    228,922.77x = 48,188,569,364.07
  5. Step 5: Solve for x
    x = 48,188,569,364.07/228,922.77
  6. Step 6: Final answer
    x = 210,501.43

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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.