Home / 145,674.38-218,511.64-40,494.26

Finding the Fourth Proportional to 145,674.38, 218,511.64 and 40,494.26

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Solution

The fourth proportional to 145,674.38, 218,511.64 and 40,494.26 is: 60,741.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,674.38 : 218,511.64 = 40,494.26 : x
  2. Step 2: Convert to fraction form
    145,674.38/218,511.64 = 40,494.26/x
  3. Step 3: Cross multiply
    145,674.38x = 218,511.64 × 40,494.26
  4. Step 4: Simplify right side
    145,674.38x = 8,848,467,163.19
  5. Step 5: Solve for x
    x = 8,848,467,163.19/145,674.38
  6. Step 6: Final answer
    x = 60,741.41

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1.5x scale

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.