Home / 58,769.49-81,102.06-31,912.14

Finding the Fourth Proportional to 58,769.49, 81,102.06 and 31,912.14

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Solution

The fourth proportional to 58,769.49, 81,102.06 and 31,912.14 is: 44,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,769.49 : 81,102.06 = 31,912.14 : x
  2. Step 2: Convert to fraction form
    58,769.49/81,102.06 = 31,912.14/x
  3. Step 3: Cross multiply
    58,769.49x = 81,102.06 × 31,912.14
  4. Step 4: Simplify right side
    58,769.49x = 2,588,140,293.01
  5. Step 5: Solve for x
    x = 2,588,140,293.01/58,769.49
  6. Step 6: Final answer
    x = 44,038.84

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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.