Home / 120,164.48-180,258.93-41,268.45

Finding the Fourth Proportional to 120,164.48, 180,258.93 and 41,268.45

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Solution

The fourth proportional to 120,164.48, 180,258.93 and 41,268.45 is: 61,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,164.48 : 180,258.93 = 41,268.45 : x
  2. Step 2: Convert to fraction form
    120,164.48/180,258.93 = 41,268.45/x
  3. Step 3: Cross multiply
    120,164.48x = 180,258.93 × 41,268.45
  4. Step 4: Simplify right side
    120,164.48x = 7,439,006,639.76
  5. Step 5: Solve for x
    x = 7,439,006,639.76/120,164.48
  6. Step 6: Final answer
    x = 61,906.87

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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.