Home / 144,456.36-216,628.38-49,668.54

Finding the Fourth Proportional to 144,456.36, 216,628.38 and 49,668.54

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Solution

The fourth proportional to 144,456.36, 216,628.38 and 49,668.54 is: 74,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,456.36 : 216,628.38 = 49,668.54 : x
  2. Step 2: Convert to fraction form
    144,456.36/216,628.38 = 49,668.54/x
  3. Step 3: Cross multiply
    144,456.36x = 216,628.38 × 49,668.54
  4. Step 4: Simplify right side
    144,456.36x = 10,759,615,357.17
  5. Step 5: Solve for x
    x = 10,759,615,357.17/144,456.36
  6. Step 6: Final answer
    x = 74,483.50

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1.5x scale

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.