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Finding the Fourth Proportional to 254,329.88, 350,991.63 and 141,152.63

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Solution

The fourth proportional to 254,329.88, 350,991.63 and 141,152.63 is: 194,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,329.88 : 350,991.63 = 141,152.63 : x
  2. Step 2: Convert to fraction form
    254,329.88/350,991.63 = 141,152.63/x
  3. Step 3: Cross multiply
    254,329.88x = 350,991.63 × 141,152.63
  4. Step 4: Simplify right side
    254,329.88x = 49,543,389,927.53
  5. Step 5: Solve for x
    x = 49,543,389,927.53/254,329.88
  6. Step 6: Final answer
    x = 194,799.73

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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.