Home / 148,039.38-222,057-35,718.64

Finding the Fourth Proportional to 148,039.38, 222,057 and 35,718.64

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Solution

The fourth proportional to 148,039.38, 222,057 and 35,718.64 is: 53,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,039.38 : 222,057 = 35,718.64 : x
  2. Step 2: Convert to fraction form
    148,039.38/222,057 = 35,718.64/x
  3. Step 3: Cross multiply
    148,039.38x = 222,057 × 35,718.64
  4. Step 4: Simplify right side
    148,039.38x = 7,931,573,487.34
  5. Step 5: Solve for x
    x = 7,931,573,487.34/148,039.38
  6. Step 6: Final answer
    x = 53,577.46

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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.