Home / 148,357.28-222,828.60-127,467.92

Finding the Fourth Proportional to 148,357.28, 222,828.60 and 127,467.92

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Solution

The fourth proportional to 148,357.28, 222,828.60 and 127,467.92 is: 191,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,357.28 : 222,828.60 = 127,467.92 : x
  2. Step 2: Convert to fraction form
    148,357.28/222,828.60 = 127,467.92/x
  3. Step 3: Cross multiply
    148,357.28x = 222,828.60 × 127,467.92
  4. Step 4: Simplify right side
    148,357.28x = 28,403,498,158.51
  5. Step 5: Solve for x
    x = 28,403,498,158.51/148,357.28
  6. Step 6: Final answer
    x = 191,453.35

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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.