Home / 58,738.14-81,058.72-31,880.66

Finding the Fourth Proportional to 58,738.14, 81,058.72 and 31,880.66

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Solution

The fourth proportional to 58,738.14, 81,058.72 and 31,880.66 is: 43,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.14 : 81,058.72 = 31,880.66 : x
  2. Step 2: Convert to fraction form
    58,738.14/81,058.72 = 31,880.66/x
  3. Step 3: Cross multiply
    58,738.14x = 81,058.72 × 31,880.66
  4. Step 4: Simplify right side
    58,738.14x = 2,584,205,384.78
  5. Step 5: Solve for x
    x = 2,584,205,384.78/58,738.14
  6. Step 6: Final answer
    x = 43,995.36

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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.