Home / 94,646.21-141,967.62-28,131.30

Finding the Fourth Proportional to 94,646.21, 141,967.62 and 28,131.30

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Solution

The fourth proportional to 94,646.21, 141,967.62 and 28,131.30 is: 42,196.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,646.21 : 141,967.62 = 28,131.30 : x
  2. Step 2: Convert to fraction form
    94,646.21/141,967.62 = 28,131.30/x
  3. Step 3: Cross multiply
    94,646.21x = 141,967.62 × 28,131.30
  4. Step 4: Simplify right side
    94,646.21x = 3,993,733,708.51
  5. Step 5: Solve for x
    x = 3,993,733,708.51/94,646.21
  6. Step 6: Final answer
    x = 42,196.45

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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.