Home / 58,738.68-81,059.45-31,881.18

Finding the Fourth Proportional to 58,738.68, 81,059.45 and 31,881.18

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Solution

The fourth proportional to 58,738.68, 81,059.45 and 31,881.18 is: 43,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.68 : 81,059.45 = 31,881.18 : x
  2. Step 2: Convert to fraction form
    58,738.68/81,059.45 = 31,881.18/x
  3. Step 3: Cross multiply
    58,738.68x = 81,059.45 × 31,881.18
  4. Step 4: Simplify right side
    58,738.68x = 2,584,270,916.15
  5. Step 5: Solve for x
    x = 2,584,270,916.15/58,738.68
  6. Step 6: Final answer
    x = 43,996.07

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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.