Home / 134,136.43-185,108.20-73,706.98

Finding the Fourth Proportional to 134,136.43, 185,108.20 and 73,706.98

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Solution

The fourth proportional to 134,136.43, 185,108.20 and 73,706.98 is: 101,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,136.43 : 185,108.20 = 73,706.98 : x
  2. Step 2: Convert to fraction form
    134,136.43/185,108.20 = 73,706.98/x
  3. Step 3: Cross multiply
    134,136.43x = 185,108.20 × 73,706.98
  4. Step 4: Simplify right side
    134,136.43x = 13,643,766,395.24
  5. Step 5: Solve for x
    x = 13,643,766,395.24/134,136.43
  6. Step 6: Final answer
    x = 101,715.59

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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.