Home / 134,716.77-185,917.48-74,287.33

Finding the Fourth Proportional to 134,716.77, 185,917.48 and 74,287.33

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Solution

The fourth proportional to 134,716.77, 185,917.48 and 74,287.33 is: 102,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,716.77 : 185,917.48 = 74,287.33 : x
  2. Step 2: Convert to fraction form
    134,716.77/185,917.48 = 74,287.33/x
  3. Step 3: Cross multiply
    134,716.77x = 185,917.48 × 74,287.33
  4. Step 4: Simplify right side
    134,716.77x = 13,811,312,539.02
  5. Step 5: Solve for x
    x = 13,811,312,539.02/134,716.77
  6. Step 6: Final answer
    x = 102,521.11

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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.