Home / 134,627.07-185,777.79-74,197.53

Finding the Fourth Proportional to 134,627.07, 185,777.79 and 74,197.53

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Solution

The fourth proportional to 134,627.07, 185,777.79 and 74,197.53 is: 102,388.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,627.07 : 185,777.79 = 74,197.53 : x
  2. Step 2: Convert to fraction form
    134,627.07/185,777.79 = 74,197.53/x
  3. Step 3: Cross multiply
    134,627.07x = 185,777.79 × 74,197.53
  4. Step 4: Simplify right side
    134,627.07x = 13,784,253,146.86
  5. Step 5: Solve for x
    x = 13,784,253,146.86/134,627.07
  6. Step 6: Final answer
    x = 102,388.42

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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.