Home / 352,461.32-528,795.66-141,990.92

Finding the Fourth Proportional to 352,461.32, 528,795.66 and 141,990.92

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Solution

The fourth proportional to 352,461.32, 528,795.66 and 141,990.92 is: 213,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,461.32 : 528,795.66 = 141,990.92 : x
  2. Step 2: Convert to fraction form
    352,461.32/528,795.66 = 141,990.92/x
  3. Step 3: Cross multiply
    352,461.32x = 528,795.66 × 141,990.92
  4. Step 4: Simplify right side
    352,461.32x = 75,084,182,255.41
  5. Step 5: Solve for x
    x = 75,084,182,255.41/352,461.32
  6. Step 6: Final answer
    x = 213,028.15

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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.