Home / 148,400.92-204,824.18-136,445.32

Finding the Fourth Proportional to 148,400.92, 204,824.18 and 136,445.32

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Solution

The fourth proportional to 148,400.92, 204,824.18 and 136,445.32 is: 188,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,400.92 : 204,824.18 = 136,445.32 : x
  2. Step 2: Convert to fraction form
    148,400.92/204,824.18 = 136,445.32/x
  3. Step 3: Cross multiply
    148,400.92x = 204,824.18 × 136,445.32
  4. Step 4: Simplify right side
    148,400.92x = 27,947,300,783.84
  5. Step 5: Solve for x
    x = 27,947,300,783.84/148,400.92
  6. Step 6: Final answer
    x = 188,322.96

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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.