Home / 341,729.20-512,496.96-141,802.30

Finding the Fourth Proportional to 341,729.20, 512,496.96 and 141,802.30

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Solution

The fourth proportional to 341,729.20, 512,496.96 and 141,802.30 is: 212,663.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,729.20 : 512,496.96 = 141,802.30 : x
  2. Step 2: Convert to fraction form
    341,729.20/512,496.96 = 141,802.30/x
  3. Step 3: Cross multiply
    341,729.20x = 512,496.96 × 141,802.30
  4. Step 4: Simplify right side
    341,729.20x = 72,673,247,671.01
  5. Step 5: Solve for x
    x = 72,673,247,671.01/341,729.20
  6. Step 6: Final answer
    x = 212,663.27

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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.