Home / 133,824.38-184,677.64-74,208.38

Finding the Fourth Proportional to 133,824.38, 184,677.64 and 74,208.38

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Solution

The fourth proportional to 133,824.38, 184,677.64 and 74,208.38 is: 102,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,824.38 : 184,677.64 = 74,208.38 : x
  2. Step 2: Convert to fraction form
    133,824.38/184,677.64 = 74,208.38/x
  3. Step 3: Cross multiply
    133,824.38x = 184,677.64 × 74,208.38
  4. Step 4: Simplify right side
    133,824.38x = 13,704,627,377.71
  5. Step 5: Solve for x
    x = 13,704,627,377.71/133,824.38
  6. Step 6: Final answer
    x = 102,407.56

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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.