Home / 61,131.43-84,376.38-37,271.26

Finding the Fourth Proportional to 61,131.43, 84,376.38 and 37,271.26

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Solution

The fourth proportional to 61,131.43, 84,376.38 and 37,271.26 is: 51,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,131.43 : 84,376.38 = 37,271.26 : x
  2. Step 2: Convert to fraction form
    61,131.43/84,376.38 = 37,271.26/x
  3. Step 3: Cross multiply
    61,131.43x = 84,376.38 × 37,271.26
  4. Step 4: Simplify right side
    61,131.43x = 3,144,813,996.84
  5. Step 5: Solve for x
    x = 3,144,813,996.84/61,131.43
  6. Step 6: Final answer
    x = 51,443.49

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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.