Home / 224,311.33-309,374.61-143,746.35

Finding the Fourth Proportional to 224,311.33, 309,374.61 and 143,746.35

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Solution

The fourth proportional to 224,311.33, 309,374.61 and 143,746.35 is: 198,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,311.33 : 309,374.61 = 143,746.35 : x
  2. Step 2: Convert to fraction form
    224,311.33/309,374.61 = 143,746.35/x
  3. Step 3: Cross multiply
    224,311.33x = 309,374.61 × 143,746.35
  4. Step 4: Simplify right side
    224,311.33x = 44,471,470,483.83
  5. Step 5: Solve for x
    x = 44,471,470,483.83/224,311.33
  6. Step 6: Final answer
    x = 198,257.80

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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.