Home / 58,738.98-81,057.62-31,880.91

Finding the Fourth Proportional to 58,738.98, 81,057.62 and 31,880.91

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Solution

The fourth proportional to 58,738.98, 81,057.62 and 31,880.91 is: 43,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.98 : 81,057.62 = 31,880.91 : x
  2. Step 2: Convert to fraction form
    58,738.98/81,057.62 = 31,880.91/x
  3. Step 3: Cross multiply
    58,738.98x = 81,057.62 × 31,880.91
  4. Step 4: Simplify right side
    58,738.98x = 2,584,190,588.41
  5. Step 5: Solve for x
    x = 2,584,190,588.41/58,738.98
  6. Step 6: Final answer
    x = 43,994.48

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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.