Home / 77,551.02-116,321.92-27,628.47

Finding the Fourth Proportional to 77,551.02, 116,321.92 and 27,628.47

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Solution

The fourth proportional to 77,551.02, 116,321.92 and 27,628.47 is: 41,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,551.02 : 116,321.92 = 27,628.47 : x
  2. Step 2: Convert to fraction form
    77,551.02/116,321.92 = 27,628.47/x
  3. Step 3: Cross multiply
    77,551.02x = 116,321.92 × 27,628.47
  4. Step 4: Simplify right side
    77,551.02x = 3,213,796,997.51
  5. Step 5: Solve for x
    x = 3,213,796,997.51/77,551.02
  6. Step 6: Final answer
    x = 41,441.07

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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.