Home / 155,091.20-232,636.80-44,268.80

Finding the Fourth Proportional to 155,091.20, 232,636.80 and 44,268.80

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Solution

The fourth proportional to 155,091.20, 232,636.80 and 44,268.80 is: 66,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,091.20 : 232,636.80 = 44,268.80 : x
  2. Step 2: Convert to fraction form
    155,091.20/232,636.80 = 44,268.80/x
  3. Step 3: Cross multiply
    155,091.20x = 232,636.80 × 44,268.80
  4. Step 4: Simplify right side
    155,091.20x = 10,298,551,971.84
  5. Step 5: Solve for x
    x = 10,298,551,971.84/155,091.20
  6. Step 6: Final answer
    x = 66,403.20

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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.