Home / 55,173.84-76,141.62-31,301.52

Finding the Fourth Proportional to 55,173.84, 76,141.62 and 31,301.52

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Solution

The fourth proportional to 55,173.84, 76,141.62 and 31,301.52 is: 43,197.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173.84 : 76,141.62 = 31,301.52 : x
  2. Step 2: Convert to fraction form
    55,173.84/76,141.62 = 31,301.52/x
  3. Step 3: Cross multiply
    55,173.84x = 76,141.62 × 31,301.52
  4. Step 4: Simplify right side
    55,173.84x = 2,383,348,441.26
  5. Step 5: Solve for x
    x = 2,383,348,441.26/55,173.84
  6. Step 6: Final answer
    x = 43,197.07

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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.