Home / 47,893.42-71,903.74-40,918.26

Finding the Fourth Proportional to 47,893.42, 71,903.74 and 40,918.26

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Solution

The fourth proportional to 47,893.42, 71,903.74 and 40,918.26 is: 61,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,893.42 : 71,903.74 = 40,918.26 : x
  2. Step 2: Convert to fraction form
    47,893.42/71,903.74 = 40,918.26/x
  3. Step 3: Cross multiply
    47,893.42x = 71,903.74 × 40,918.26
  4. Step 4: Simplify right side
    47,893.42x = 2,942,175,928.29
  5. Step 5: Solve for x
    x = 2,942,175,928.29/47,893.42
  6. Step 6: Final answer
    x = 61,431.74

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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.