Home / 144,414.80-216,622.20-97,175.60

Finding the Fourth Proportional to 144,414.80, 216,622.20 and 97,175.60

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Solution

The fourth proportional to 144,414.80, 216,622.20 and 97,175.60 is: 145,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,414.80 : 216,622.20 = 97,175.60 : x
  2. Step 2: Convert to fraction form
    144,414.80/216,622.20 = 97,175.60/x
  3. Step 3: Cross multiply
    144,414.80x = 216,622.20 × 97,175.60
  4. Step 4: Simplify right side
    144,414.80x = 21,050,392,258.32
  5. Step 5: Solve for x
    x = 21,050,392,258.32/144,414.80
  6. Step 6: Final answer
    x = 145,763.40

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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.