Home / 301,136.42-451,589.81-101,403.18

Finding the Fourth Proportional to 301,136.42, 451,589.81 and 101,403.18

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Solution

The fourth proportional to 301,136.42, 451,589.81 and 101,403.18 is: 152,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,136.42 : 451,589.81 = 101,403.18 : x
  2. Step 2: Convert to fraction form
    301,136.42/451,589.81 = 101,403.18/x
  3. Step 3: Cross multiply
    301,136.42x = 451,589.81 × 101,403.18
  4. Step 4: Simplify right side
    301,136.42x = 45,792,642,282.58
  5. Step 5: Solve for x
    x = 45,792,642,282.58/301,136.42
  6. Step 6: Final answer
    x = 152,066.11

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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.