Home / 45,137.92-62,225.04-31,667.44

Finding the Fourth Proportional to 45,137.92, 62,225.04 and 31,667.44

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Solution

The fourth proportional to 45,137.92, 62,225.04 and 31,667.44 is: 43,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,137.92 : 62,225.04 = 31,667.44 : x
  2. Step 2: Convert to fraction form
    45,137.92/62,225.04 = 31,667.44/x
  3. Step 3: Cross multiply
    45,137.92x = 62,225.04 × 31,667.44
  4. Step 4: Simplify right side
    45,137.92x = 1,970,507,720.70
  5. Step 5: Solve for x
    x = 1,970,507,720.70/45,137.92
  6. Step 6: Final answer
    x = 43,655.26

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1.5x scale

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.