Home / 254,869.95-351,729.54-140,157.33

Finding the Fourth Proportional to 254,869.95, 351,729.54 and 140,157.33

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Solution

The fourth proportional to 254,869.95, 351,729.54 and 140,157.33 is: 193,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,869.95 : 351,729.54 = 140,157.33 : x
  2. Step 2: Convert to fraction form
    254,869.95/351,729.54 = 140,157.33/x
  3. Step 3: Cross multiply
    254,869.95x = 351,729.54 × 140,157.33
  4. Step 4: Simplify right side
    254,869.95x = 49,297,473,208.53
  5. Step 5: Solve for x
    x = 49,297,473,208.53/254,869.95
  6. Step 6: Final answer
    x = 193,422.07

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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.