Home / 147,970.26-222,028.29-91,795.95

Finding the Fourth Proportional to 147,970.26, 222,028.29 and 91,795.95

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Solution

The fourth proportional to 147,970.26, 222,028.29 and 91,795.95 is: 137,739.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,970.26 : 222,028.29 = 91,795.95 : x
  2. Step 2: Convert to fraction form
    147,970.26/222,028.29 = 91,795.95/x
  3. Step 3: Cross multiply
    147,970.26x = 222,028.29 × 91,795.95
  4. Step 4: Simplify right side
    147,970.26x = 20,381,297,807.43
  5. Step 5: Solve for x
    x = 20,381,297,807.43/147,970.26
  6. Step 6: Final answer
    x = 137,739.15

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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.