Home / 145,736.60-218,637.80-44,543.84

Finding the Fourth Proportional to 145,736.60, 218,637.80 and 44,543.84

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Solution

The fourth proportional to 145,736.60, 218,637.80 and 44,543.84 is: 66,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,736.60 : 218,637.80 = 44,543.84 : x
  2. Step 2: Convert to fraction form
    145,736.60/218,637.80 = 44,543.84/x
  3. Step 3: Cross multiply
    145,736.60x = 218,637.80 × 44,543.84
  4. Step 4: Simplify right side
    145,736.60x = 9,738,967,181.15
  5. Step 5: Solve for x
    x = 9,738,967,181.15/145,736.60
  6. Step 6: Final answer
    x = 66,825.82

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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.