Home / 146,502.54-202,137.03-85,258.80

Finding the Fourth Proportional to 146,502.54, 202,137.03 and 85,258.80

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Solution

The fourth proportional to 146,502.54, 202,137.03 and 85,258.80 is: 117,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,502.54 : 202,137.03 = 85,258.80 : x
  2. Step 2: Convert to fraction form
    146,502.54/202,137.03 = 85,258.80/x
  3. Step 3: Cross multiply
    146,502.54x = 202,137.03 × 85,258.80
  4. Step 4: Simplify right side
    146,502.54x = 17,233,960,613.36
  5. Step 5: Solve for x
    x = 17,233,960,613.36/146,502.54
  6. Step 6: Final answer
    x = 117,635.92

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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.