Home / 148,743.54-222,617.16-122,088.67

Finding the Fourth Proportional to 148,743.54, 222,617.16 and 122,088.67

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Solution

The fourth proportional to 148,743.54, 222,617.16 and 122,088.67 is: 182,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,743.54 : 222,617.16 = 122,088.67 : x
  2. Step 2: Convert to fraction form
    148,743.54/222,617.16 = 122,088.67/x
  3. Step 3: Cross multiply
    148,743.54x = 222,617.16 × 122,088.67
  4. Step 4: Simplify right side
    148,743.54x = 27,179,032,427.03
  5. Step 5: Solve for x
    x = 27,179,032,427.03/148,743.54
  6. Step 6: Final answer
    x = 182,724.12

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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.