Home / 97,807.11-134,975.52-54,786.22

Finding the Fourth Proportional to 97,807.11, 134,975.52 and 54,786.22

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Solution

The fourth proportional to 97,807.11, 134,975.52 and 54,786.22 is: 75,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,807.11 : 134,975.52 = 54,786.22 : x
  2. Step 2: Convert to fraction form
    97,807.11/134,975.52 = 54,786.22/x
  3. Step 3: Cross multiply
    97,807.11x = 134,975.52 × 54,786.22
  4. Step 4: Simplify right side
    97,807.11x = 7,394,798,733.81
  5. Step 5: Solve for x
    x = 7,394,798,733.81/97,807.11
  6. Step 6: Final answer
    x = 75,605.95

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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.