Home / 331,663.04-497,572.32-131,995.52

Finding the Fourth Proportional to 331,663.04, 497,572.32 and 131,995.52

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Solution

The fourth proportional to 331,663.04, 497,572.32 and 131,995.52 is: 198,024.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,663.04 : 497,572.32 = 131,995.52 : x
  2. Step 2: Convert to fraction form
    331,663.04/497,572.32 = 131,995.52/x
  3. Step 3: Cross multiply
    331,663.04x = 497,572.32 × 131,995.52
  4. Step 4: Simplify right side
    331,663.04x = 65,677,317,116.01
  5. Step 5: Solve for x
    x = 65,677,317,116.01/331,663.04
  6. Step 6: Final answer
    x = 198,024.23

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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.