Home / 134,465.85-185,561.37-74,035.26

Finding the Fourth Proportional to 134,465.85, 185,561.37 and 74,035.26

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Solution

The fourth proportional to 134,465.85, 185,561.37 and 74,035.26 is: 102,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,465.85 : 185,561.37 = 74,035.26 : x
  2. Step 2: Convert to fraction form
    134,465.85/185,561.37 = 74,035.26/x
  3. Step 3: Cross multiply
    134,465.85x = 185,561.37 × 74,035.26
  4. Step 4: Simplify right side
    134,465.85x = 13,738,084,273.91
  5. Step 5: Solve for x
    x = 13,738,084,273.91/134,465.85
  6. Step 6: Final answer
    x = 102,167.83

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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.