Home / 372,949.23-559,321.44-103,012.82

Finding the Fourth Proportional to 372,949.23, 559,321.44 and 103,012.82

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Solution

The fourth proportional to 372,949.23, 559,321.44 and 103,012.82 is: 154,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,949.23 : 559,321.44 = 103,012.82 : x
  2. Step 2: Convert to fraction form
    372,949.23/559,321.44 = 103,012.82/x
  3. Step 3: Cross multiply
    372,949.23x = 559,321.44 × 103,012.82
  4. Step 4: Simplify right side
    372,949.23x = 57,617,276,024.25
  5. Step 5: Solve for x
    x = 57,617,276,024.25/372,949.23
  6. Step 6: Final answer
    x = 154,490.94

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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.