Home / 45,656.26-68,638.59-36,880.01

Finding the Fourth Proportional to 45,656.26, 68,638.59 and 36,880.01

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Solution

The fourth proportional to 45,656.26, 68,638.59 and 36,880.01 is: 55,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,656.26 : 68,638.59 = 36,880.01 : x
  2. Step 2: Convert to fraction form
    45,656.26/68,638.59 = 36,880.01/x
  3. Step 3: Cross multiply
    45,656.26x = 68,638.59 × 36,880.01
  4. Step 4: Simplify right side
    45,656.26x = 2,531,391,799.79
  5. Step 5: Solve for x
    x = 2,531,391,799.79/45,656.26
  6. Step 6: Final answer
    x = 55,444.58

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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.