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Finding the Fourth Proportional to 114,139.26, 171,258.03 and 61,536.51

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Solution

The fourth proportional to 114,139.26, 171,258.03 and 61,536.51 is: 92,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,139.26 : 171,258.03 = 61,536.51 : x
  2. Step 2: Convert to fraction form
    114,139.26/171,258.03 = 61,536.51/x
  3. Step 3: Cross multiply
    114,139.26x = 171,258.03 × 61,536.51
  4. Step 4: Simplify right side
    114,139.26x = 10,538,621,475.68
  5. Step 5: Solve for x
    x = 10,538,621,475.68/114,139.26
  6. Step 6: Final answer
    x = 92,331.26

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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.