Home / 135,119.88-202,570.47-56,293.11

Finding the Fourth Proportional to 135,119.88, 202,570.47 and 56,293.11

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Solution

The fourth proportional to 135,119.88, 202,570.47 and 56,293.11 is: 84,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,119.88 : 202,570.47 = 56,293.11 : x
  2. Step 2: Convert to fraction form
    135,119.88/202,570.47 = 56,293.11/x
  3. Step 3: Cross multiply
    135,119.88x = 202,570.47 × 56,293.11
  4. Step 4: Simplify right side
    135,119.88x = 11,403,321,750.46
  5. Step 5: Solve for x
    x = 11,403,321,750.46/135,119.88
  6. Step 6: Final answer
    x = 84,394.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.