Home / 352,853.01-529,278.71-153,147.51

Finding the Fourth Proportional to 352,853.01, 529,278.71 and 153,147.51

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Solution

The fourth proportional to 352,853.01, 529,278.71 and 153,147.51 is: 229,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,853.01 : 529,278.71 = 153,147.51 : x
  2. Step 2: Convert to fraction form
    352,853.01/529,278.71 = 153,147.51/x
  3. Step 3: Cross multiply
    352,853.01x = 529,278.71 × 153,147.51
  4. Step 4: Simplify right side
    352,853.01x = 81,057,715,766.77
  5. Step 5: Solve for x
    x = 81,057,715,766.77/352,853.01
  6. Step 6: Final answer
    x = 229,720.91

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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.