Home / 220,784.40-304,007.76-166,415.58

Finding the Fourth Proportional to 220,784.40, 304,007.76 and 166,415.58

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Solution

The fourth proportional to 220,784.40, 304,007.76 and 166,415.58 is: 229,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,784.40 : 304,007.76 = 166,415.58 : x
  2. Step 2: Convert to fraction form
    220,784.40/304,007.76 = 166,415.58/x
  3. Step 3: Cross multiply
    220,784.40x = 304,007.76 × 166,415.58
  4. Step 4: Simplify right side
    220,784.40x = 50,591,627,704.90
  5. Step 5: Solve for x
    x = 50,591,627,704.90/220,784.40
  6. Step 6: Final answer
    x = 229,144.94

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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.