Home / 53,151.33-73,345.54-29,276.67

Finding the Fourth Proportional to 53,151.33, 73,345.54 and 29,276.67

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Solution

The fourth proportional to 53,151.33, 73,345.54 and 29,276.67 is: 40,399.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,151.33 : 73,345.54 = 29,276.67 : x
  2. Step 2: Convert to fraction form
    53,151.33/73,345.54 = 29,276.67/x
  3. Step 3: Cross multiply
    53,151.33x = 73,345.54 × 29,276.67
  4. Step 4: Simplify right side
    53,151.33x = 2,147,313,170.55
  5. Step 5: Solve for x
    x = 2,147,313,170.55/53,151.33
  6. Step 6: Final answer
    x = 40,399.99

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1.5x scale

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.