Home / 45,904.64-68,839.68-36,158.72

Finding the Fourth Proportional to 45,904.64, 68,839.68 and 36,158.72

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Solution

The fourth proportional to 45,904.64, 68,839.68 and 36,158.72 is: 54,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,904.64 : 68,839.68 = 36,158.72 : x
  2. Step 2: Convert to fraction form
    45,904.64/68,839.68 = 36,158.72/x
  3. Step 3: Cross multiply
    45,904.64x = 68,839.68 × 36,158.72
  4. Step 4: Simplify right side
    45,904.64x = 2,489,154,714.01
  5. Step 5: Solve for x
    x = 2,489,154,714.01/45,904.64
  6. Step 6: Final answer
    x = 54,224.47

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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.