Home / 106,695.36-160,066.86-40,136.04

Finding the Fourth Proportional to 106,695.36, 160,066.86 and 40,136.04

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Solution

The fourth proportional to 106,695.36, 160,066.86 and 40,136.04 is: 60,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,695.36 : 160,066.86 = 40,136.04 : x
  2. Step 2: Convert to fraction form
    106,695.36/160,066.86 = 40,136.04/x
  3. Step 3: Cross multiply
    106,695.36x = 160,066.86 × 40,136.04
  4. Step 4: Simplify right side
    106,695.36x = 6,424,449,895.63
  5. Step 5: Solve for x
    x = 6,424,449,895.63/106,695.36
  6. Step 6: Final answer
    x = 60,213.02

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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.