Home / 254,540.61-351,245.55-147,117.60

Finding the Fourth Proportional to 254,540.61, 351,245.55 and 147,117.60

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Solution

The fourth proportional to 254,540.61, 351,245.55 and 147,117.60 is: 203,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,540.61 : 351,245.55 = 147,117.60 : x
  2. Step 2: Convert to fraction form
    254,540.61/351,245.55 = 147,117.60/x
  3. Step 3: Cross multiply
    254,540.61x = 351,245.55 × 147,117.60
  4. Step 4: Simplify right side
    254,540.61x = 51,674,402,326.68
  5. Step 5: Solve for x
    x = 51,674,402,326.68/254,540.61
  6. Step 6: Final answer
    x = 203,010.44

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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.