Home / 68,213.21-94,148.75-45,844.25

Finding the Fourth Proportional to 68,213.21, 94,148.75 and 45,844.25

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Solution

The fourth proportional to 68,213.21, 94,148.75 and 45,844.25 is: 63,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,213.21 : 94,148.75 = 45,844.25 : x
  2. Step 2: Convert to fraction form
    68,213.21/94,148.75 = 45,844.25/x
  3. Step 3: Cross multiply
    68,213.21x = 94,148.75 × 45,844.25
  4. Step 4: Simplify right side
    68,213.21x = 4,316,178,832.19
  5. Step 5: Solve for x
    x = 4,316,178,832.19/68,213.21
  6. Step 6: Final answer
    x = 63,274.82

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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.