Home / 254,509.02-350,986.23-163,704.78

Finding the Fourth Proportional to 254,509.02, 350,986.23 and 163,704.78

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Solution

The fourth proportional to 254,509.02, 350,986.23 and 163,704.78 is: 225,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,509.02 : 350,986.23 = 163,704.78 : x
  2. Step 2: Convert to fraction form
    254,509.02/350,986.23 = 163,704.78/x
  3. Step 3: Cross multiply
    254,509.02x = 350,986.23 × 163,704.78
  4. Step 4: Simplify right side
    254,509.02x = 57,458,123,565.18
  5. Step 5: Solve for x
    x = 57,458,123,565.18/254,509.02
  6. Step 6: Final answer
    x = 225,760.66

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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.