Home / 148,501.83-222,749.07-43,321.71

Finding the Fourth Proportional to 148,501.83, 222,749.07 and 43,321.71

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Solution

The fourth proportional to 148,501.83, 222,749.07 and 43,321.71 is: 64,981.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,501.83 : 222,749.07 = 43,321.71 : x
  2. Step 2: Convert to fraction form
    148,501.83/222,749.07 = 43,321.71/x
  3. Step 3: Cross multiply
    148,501.83x = 222,749.07 × 43,321.71
  4. Step 4: Simplify right side
    148,501.83x = 9,649,870,613.31
  5. Step 5: Solve for x
    x = 9,649,870,613.31/148,501.83
  6. Step 6: Final answer
    x = 64,981.49

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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.