Home / 134,673.09-185,850.14-74,245.94

Finding the Fourth Proportional to 134,673.09, 185,850.14 and 74,245.94

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Solution

The fourth proportional to 134,673.09, 185,850.14 and 74,245.94 is: 102,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,673.09 : 185,850.14 = 74,245.94 : x
  2. Step 2: Convert to fraction form
    134,673.09/185,850.14 = 74,245.94/x
  3. Step 3: Cross multiply
    134,673.09x = 185,850.14 × 74,245.94
  4. Step 4: Simplify right side
    134,673.09x = 13,798,618,343.43
  5. Step 5: Solve for x
    x = 13,798,618,343.43/134,673.09
  6. Step 6: Final answer
    x = 102,460.10

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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.