Home / 352,687.20-529,050.81-112,822.18

Finding the Fourth Proportional to 352,687.20, 529,050.81 and 112,822.18

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Solution

The fourth proportional to 352,687.20, 529,050.81 and 112,822.18 is: 169,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,687.20 : 529,050.81 = 112,822.18 : x
  2. Step 2: Convert to fraction form
    352,687.20/529,050.81 = 112,822.18/x
  3. Step 3: Cross multiply
    352,687.20x = 529,050.81 × 112,822.18
  4. Step 4: Simplify right side
    352,687.20x = 59,688,665,714.97
  5. Step 5: Solve for x
    x = 59,688,665,714.97/352,687.20
  6. Step 6: Final answer
    x = 169,239.67

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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.