Home / 58,738.02-81,057.70-31,881.54

Finding the Fourth Proportional to 58,738.02, 81,057.70 and 31,881.54

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Solution

The fourth proportional to 58,738.02, 81,057.70 and 31,881.54 is: 43,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.02 : 81,057.70 = 31,881.54 : x
  2. Step 2: Convert to fraction form
    58,738.02/81,057.70 = 31,881.54/x
  3. Step 3: Cross multiply
    58,738.02x = 81,057.70 × 31,881.54
  4. Step 4: Simplify right side
    58,738.02x = 2,584,244,304.86
  5. Step 5: Solve for x
    x = 2,584,244,304.86/58,738.02
  6. Step 6: Final answer
    x = 43,996.11

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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.