Home / 372,649.21-559,101.39-159,329.23

Finding the Fourth Proportional to 372,649.21, 559,101.39 and 159,329.23

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Solution

The fourth proportional to 372,649.21, 559,101.39 and 159,329.23 is: 239,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,649.21 : 559,101.39 = 159,329.23 : x
  2. Step 2: Convert to fraction form
    372,649.21/559,101.39 = 159,329.23/x
  3. Step 3: Cross multiply
    372,649.21x = 559,101.39 × 159,329.23
  4. Step 4: Simplify right side
    372,649.21x = 89,081,191,965.39
  5. Step 5: Solve for x
    x = 89,081,191,965.39/372,649.21
  6. Step 6: Final answer
    x = 239,048.39

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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.