Home / 253,816.48-350,261.52-140,638.24

Finding the Fourth Proportional to 253,816.48, 350,261.52 and 140,638.24

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Solution

The fourth proportional to 253,816.48, 350,261.52 and 140,638.24 is: 194,077.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,816.48 : 350,261.52 = 140,638.24 : x
  2. Step 2: Convert to fraction form
    253,816.48/350,261.52 = 140,638.24/x
  3. Step 3: Cross multiply
    253,816.48x = 350,261.52 × 140,638.24
  4. Step 4: Simplify right side
    253,816.48x = 49,260,163,712.52
  5. Step 5: Solve for x
    x = 49,260,163,712.52/253,816.48
  6. Step 6: Final answer
    x = 194,077.88

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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.