Home / 353,052.60-529,582.58-139,872.39

Finding the Fourth Proportional to 353,052.60, 529,582.58 and 139,872.39

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Solution

The fourth proportional to 353,052.60, 529,582.58 and 139,872.39 is: 209,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,052.60 : 529,582.58 = 139,872.39 : x
  2. Step 2: Convert to fraction form
    353,052.60/529,582.58 = 139,872.39/x
  3. Step 3: Cross multiply
    353,052.60x = 529,582.58 × 139,872.39
  4. Step 4: Simplify right side
    353,052.60x = 74,073,981,166.97
  5. Step 5: Solve for x
    x = 74,073,981,166.97/353,052.60
  6. Step 6: Final answer
    x = 209,810.04

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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.