Home / 146,512.04-202,116.74-85,258.22

Finding the Fourth Proportional to 146,512.04, 202,116.74 and 85,258.22

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Solution

The fourth proportional to 146,512.04, 202,116.74 and 85,258.22 is: 117,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,512.04 : 202,116.74 = 85,258.22 : x
  2. Step 2: Convert to fraction form
    146,512.04/202,116.74 = 85,258.22/x
  3. Step 3: Cross multiply
    146,512.04x = 202,116.74 × 85,258.22
  4. Step 4: Simplify right side
    146,512.04x = 17,232,113,484.60
  5. Step 5: Solve for x
    x = 17,232,113,484.60/146,512.04
  6. Step 6: Final answer
    x = 117,615.68

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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.