Home / 223,210.48-308,032.73-121,236.93

Finding the Fourth Proportional to 223,210.48, 308,032.73 and 121,236.93

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Solution

The fourth proportional to 223,210.48, 308,032.73 and 121,236.93 is: 167,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,210.48 : 308,032.73 = 121,236.93 : x
  2. Step 2: Convert to fraction form
    223,210.48/308,032.73 = 121,236.93/x
  3. Step 3: Cross multiply
    223,210.48x = 308,032.73 × 121,236.93
  4. Step 4: Simplify right side
    223,210.48x = 37,344,942,524.72
  5. Step 5: Solve for x
    x = 37,344,942,524.72/223,210.48
  6. Step 6: Final answer
    x = 167,308.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.