Home / 352,851.26-529,276.08-153,145.76

Finding the Fourth Proportional to 352,851.26, 529,276.08 and 153,145.76

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Solution

The fourth proportional to 352,851.26, 529,276.08 and 153,145.76 is: 229,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,851.26 : 529,276.08 = 153,145.76 : x
  2. Step 2: Convert to fraction form
    352,851.26/529,276.08 = 153,145.76/x
  3. Step 3: Cross multiply
    352,851.26x = 529,276.08 × 153,145.76
  4. Step 4: Simplify right side
    352,851.26x = 81,056,387,521.42
  5. Step 5: Solve for x
    x = 81,056,387,521.42/352,851.26
  6. Step 6: Final answer
    x = 229,718.29

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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.