Home / 242,009.37-363,073.59-84,239.19

Finding the Fourth Proportional to 242,009.37, 363,073.59 and 84,239.19

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Solution

The fourth proportional to 242,009.37, 363,073.59 and 84,239.19 is: 126,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,009.37 : 363,073.59 = 84,239.19 : x
  2. Step 2: Convert to fraction form
    242,009.37/363,073.59 = 84,239.19/x
  3. Step 3: Cross multiply
    242,009.37x = 363,073.59 × 84,239.19
  4. Step 4: Simplify right side
    242,009.37x = 30,585,025,131.99
  5. Step 5: Solve for x
    x = 30,585,025,131.99/242,009.37
  6. Step 6: Final answer
    x = 126,379.51

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1.5x scale

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.