Home / 91,587.73-137,202.74-63,119.64

Finding the Fourth Proportional to 91,587.73, 137,202.74 and 63,119.64

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Solution

The fourth proportional to 91,587.73, 137,202.74 and 63,119.64 is: 94,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,587.73 : 137,202.74 = 63,119.64 : x
  2. Step 2: Convert to fraction form
    91,587.73/137,202.74 = 63,119.64/x
  3. Step 3: Cross multiply
    91,587.73x = 137,202.74 × 63,119.64
  4. Step 4: Simplify right side
    91,587.73x = 8,660,187,555.81
  5. Step 5: Solve for x
    x = 8,660,187,555.81/91,587.73
  6. Step 6: Final answer
    x = 94,556.20

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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.