Home / 134,447.12-185,136.87-131,463.53

Finding the Fourth Proportional to 134,447.12, 185,136.87 and 131,463.53

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Solution

The fourth proportional to 134,447.12, 185,136.87 and 131,463.53 is: 181,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,447.12 : 185,136.87 = 131,463.53 : x
  2. Step 2: Convert to fraction form
    134,447.12/185,136.87 = 131,463.53/x
  3. Step 3: Cross multiply
    134,447.12x = 185,136.87 × 131,463.53
  4. Step 4: Simplify right side
    134,447.12x = 24,338,746,463.35
  5. Step 5: Solve for x
    x = 24,338,746,463.35/134,447.12
  6. Step 6: Final answer
    x = 181,028.40

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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.