Home / 253,521.05-350,096.12-163,034.15

Finding the Fourth Proportional to 253,521.05, 350,096.12 and 163,034.15

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Solution

The fourth proportional to 253,521.05, 350,096.12 and 163,034.15 is: 225,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,521.05 : 350,096.12 = 163,034.15 : x
  2. Step 2: Convert to fraction form
    253,521.05/350,096.12 = 163,034.15/x
  3. Step 3: Cross multiply
    253,521.05x = 350,096.12 × 163,034.15
  4. Step 4: Simplify right side
    253,521.05x = 57,077,620,776.85
  5. Step 5: Solve for x
    x = 57,077,620,776.85/253,521.05
  6. Step 6: Final answer
    x = 225,139.58

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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.