Home / 242,359.29-363,046.86-122,342.20

Finding the Fourth Proportional to 242,359.29, 363,046.86 and 122,342.20

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Solution

The fourth proportional to 242,359.29, 363,046.86 and 122,342.20 is: 183,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,359.29 : 363,046.86 = 122,342.20 : x
  2. Step 2: Convert to fraction form
    242,359.29/363,046.86 = 122,342.20/x
  3. Step 3: Cross multiply
    242,359.29x = 363,046.86 × 122,342.20
  4. Step 4: Simplify right side
    242,359.29x = 44,415,950,647.87
  5. Step 5: Solve for x
    x = 44,415,950,647.87/242,359.29
  6. Step 6: Final answer
    x = 183,264.90

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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.