Home / 220,313.79-304,032.24-124,838.73

Finding the Fourth Proportional to 220,313.79, 304,032.24 and 124,838.73

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Solution

The fourth proportional to 220,313.79, 304,032.24 and 124,838.73 is: 172,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,313.79 : 304,032.24 = 124,838.73 : x
  2. Step 2: Convert to fraction form
    220,313.79/304,032.24 = 124,838.73/x
  3. Step 3: Cross multiply
    220,313.79x = 304,032.24 × 124,838.73
  4. Step 4: Simplify right side
    220,313.79x = 37,954,998,720.66
  5. Step 5: Solve for x
    x = 37,954,998,720.66/220,313.79
  6. Step 6: Final answer
    x = 172,277.00

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1.5x scale

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.