Home / 122,842.25-184,268.60-42,888.26

Finding the Fourth Proportional to 122,842.25, 184,268.60 and 42,888.26

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Solution

The fourth proportional to 122,842.25, 184,268.60 and 42,888.26 is: 64,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,842.25 : 184,268.60 = 42,888.26 : x
  2. Step 2: Convert to fraction form
    122,842.25/184,268.60 = 42,888.26/x
  3. Step 3: Cross multiply
    122,842.25x = 184,268.60 × 42,888.26
  4. Step 4: Simplify right side
    122,842.25x = 7,902,958,490.85
  5. Step 5: Solve for x
    x = 7,902,958,490.85/122,842.25
  6. Step 6: Final answer
    x = 64,334.21

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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.