Home / 242,738.13-363,774.69-154,053.87

Finding the Fourth Proportional to 242,738.13, 363,774.69 and 154,053.87

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Solution

The fourth proportional to 242,738.13, 363,774.69 and 154,053.87 is: 230,869.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,738.13 : 363,774.69 = 154,053.87 : x
  2. Step 2: Convert to fraction form
    242,738.13/363,774.69 = 154,053.87/x
  3. Step 3: Cross multiply
    242,738.13x = 363,774.69 × 154,053.87
  4. Step 4: Simplify right side
    242,738.13x = 56,040,898,802.55
  5. Step 5: Solve for x
    x = 56,040,898,802.55/242,738.13
  6. Step 6: Final answer
    x = 230,869.78

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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.