Home / 58,739.51-81,058.35-31,881.44

Finding the Fourth Proportional to 58,739.51, 81,058.35 and 31,881.44

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Solution

The fourth proportional to 58,739.51, 81,058.35 and 31,881.44 is: 43,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,739.51 : 81,058.35 = 31,881.44 : x
  2. Step 2: Convert to fraction form
    58,739.51/81,058.35 = 31,881.44/x
  3. Step 3: Cross multiply
    58,739.51x = 81,058.35 × 31,881.44
  4. Step 4: Simplify right side
    58,739.51x = 2,584,256,922.02
  5. Step 5: Solve for x
    x = 2,584,256,922.02/58,739.51
  6. Step 6: Final answer
    x = 43,995.21

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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.