Home / 144,228.96-197,976.60-127,957.68

Finding the Fourth Proportional to 144,228.96, 197,976.60 and 127,957.68

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Solution

The fourth proportional to 144,228.96, 197,976.60 and 127,957.68 is: 175,641.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,228.96 : 197,976.60 = 127,957.68 : x
  2. Step 2: Convert to fraction form
    144,228.96/197,976.60 = 127,957.68/x
  3. Step 3: Cross multiply
    144,228.96x = 197,976.60 × 127,957.68
  4. Step 4: Simplify right side
    144,228.96x = 25,332,626,430.29
  5. Step 5: Solve for x
    x = 25,332,626,430.29/144,228.96
  6. Step 6: Final answer
    x = 175,641.75

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.