Home / 352,902.18-529,055.54-153,072.12

Finding the Fourth Proportional to 352,902.18, 529,055.54 and 153,072.12

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Solution

The fourth proportional to 352,902.18, 529,055.54 and 153,072.12 is: 229,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,902.18 : 529,055.54 = 153,072.12 : x
  2. Step 2: Convert to fraction form
    352,902.18/529,055.54 = 153,072.12/x
  3. Step 3: Cross multiply
    352,902.18x = 529,055.54 × 153,072.12
  4. Step 4: Simplify right side
    352,902.18x = 80,983,653,105.54
  5. Step 5: Solve for x
    x = 80,983,653,105.54/352,902.18
  6. Step 6: Final answer
    x = 229,479.04

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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.