Home / 260,552.10-390,536.55-110,766.90

Finding the Fourth Proportional to 260,552.10, 390,536.55 and 110,766.90

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Solution

The fourth proportional to 260,552.10, 390,536.55 and 110,766.90 is: 166,026.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,552.10 : 390,536.55 = 110,766.90 : x
  2. Step 2: Convert to fraction form
    260,552.10/390,536.55 = 110,766.90/x
  3. Step 3: Cross multiply
    260,552.10x = 390,536.55 × 110,766.90
  4. Step 4: Simplify right side
    260,552.10x = 43,258,522,980.20
  5. Step 5: Solve for x
    x = 43,258,522,980.20/260,552.10
  6. Step 6: Final answer
    x = 166,026.38

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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.