Home / 187,192.36-280,772.70-80,572.04

Finding the Fourth Proportional to 187,192.36, 280,772.70 and 80,572.04

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Solution

The fourth proportional to 187,192.36, 280,772.70 and 80,572.04 is: 120,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,192.36 : 280,772.70 = 80,572.04 : x
  2. Step 2: Convert to fraction form
    187,192.36/280,772.70 = 80,572.04/x
  3. Step 3: Cross multiply
    187,192.36x = 280,772.70 × 80,572.04
  4. Step 4: Simplify right side
    187,192.36x = 22,622,429,215.31
  5. Step 5: Solve for x
    x = 22,622,429,215.31/187,192.36
  6. Step 6: Final answer
    x = 120,851.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.