Home / 253,868.08-350,354.28-140,698.12

Finding the Fourth Proportional to 253,868.08, 350,354.28 and 140,698.12

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Solution

The fourth proportional to 253,868.08, 350,354.28 and 140,698.12 is: 194,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,868.08 : 350,354.28 = 140,698.12 : x
  2. Step 2: Convert to fraction form
    253,868.08/350,354.28 = 140,698.12/x
  3. Step 3: Cross multiply
    253,868.08x = 350,354.28 × 140,698.12
  4. Step 4: Simplify right side
    253,868.08x = 49,294,188,529.95
  5. Step 5: Solve for x
    x = 49,294,188,529.95/253,868.08
  6. Step 6: Final answer
    x = 194,172.46

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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.