Home / 141,214.87-194,804.47-90,173.94

Finding the Fourth Proportional to 141,214.87, 194,804.47 and 90,173.94

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Solution

The fourth proportional to 141,214.87, 194,804.47 and 90,173.94 is: 124,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,214.87 : 194,804.47 = 90,173.94 : x
  2. Step 2: Convert to fraction form
    141,214.87/194,804.47 = 90,173.94/x
  3. Step 3: Cross multiply
    141,214.87x = 194,804.47 × 90,173.94
  4. Step 4: Simplify right side
    141,214.87x = 17,566,286,589.51
  5. Step 5: Solve for x
    x = 17,566,286,589.51/141,214.87
  6. Step 6: Final answer
    x = 124,394.03

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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.