Home / 97,105.41-134,007.95-54,665.43

Finding the Fourth Proportional to 97,105.41, 134,007.95 and 54,665.43

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Solution

The fourth proportional to 97,105.41, 134,007.95 and 54,665.43 is: 75,439.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,105.41 : 134,007.95 = 54,665.43 : x
  2. Step 2: Convert to fraction form
    97,105.41/134,007.95 = 54,665.43/x
  3. Step 3: Cross multiply
    97,105.41x = 134,007.95 × 54,665.43
  4. Step 4: Simplify right side
    97,105.41x = 7,325,601,936.84
  5. Step 5: Solve for x
    x = 7,325,601,936.84/97,105.41
  6. Step 6: Final answer
    x = 75,439.69

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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.