Home / 67,384.90-92,991.32-37,172.22

Finding the Fourth Proportional to 67,384.90, 92,991.32 and 37,172.22

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Solution

The fourth proportional to 67,384.90, 92,991.32 and 37,172.22 is: 51,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,384.90 : 92,991.32 = 37,172.22 : x
  2. Step 2: Convert to fraction form
    67,384.90/92,991.32 = 37,172.22/x
  3. Step 3: Cross multiply
    67,384.90x = 92,991.32 × 37,172.22
  4. Step 4: Simplify right side
    67,384.90x = 3,456,693,805.13
  5. Step 5: Solve for x
    x = 3,456,693,805.13/67,384.90
  6. Step 6: Final answer
    x = 51,297.75

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1.5x scale

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.