Home / 58,786.22-81,125.96-31,928.76

Finding the Fourth Proportional to 58,786.22, 81,125.96 and 31,928.76

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Solution

The fourth proportional to 58,786.22, 81,125.96 and 31,928.76 is: 44,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,786.22 : 81,125.96 = 31,928.76 : x
  2. Step 2: Convert to fraction form
    58,786.22/81,125.96 = 31,928.76/x
  3. Step 3: Cross multiply
    58,786.22x = 81,125.96 × 31,928.76
  4. Step 4: Simplify right side
    58,786.22x = 2,590,251,146.97
  5. Step 5: Solve for x
    x = 2,590,251,146.97/58,786.22
  6. Step 6: Final answer
    x = 44,062.21

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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.