Home / 146,476.05-202,137.83-85,258.58

Finding the Fourth Proportional to 146,476.05, 202,137.83 and 85,258.58

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Solution

The fourth proportional to 146,476.05, 202,137.83 and 85,258.58 is: 117,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,476.05 : 202,137.83 = 85,258.58 : x
  2. Step 2: Convert to fraction form
    146,476.05/202,137.83 = 85,258.58/x
  3. Step 3: Cross multiply
    146,476.05x = 202,137.83 × 85,258.58
  4. Step 4: Simplify right side
    146,476.05x = 17,233,982,913.10
  5. Step 5: Solve for x
    x = 17,233,982,913.10/146,476.05
  6. Step 6: Final answer
    x = 117,657.34

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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.