Home / 99,713.73-149,538.08-33,135.98

Finding the Fourth Proportional to 99,713.73, 149,538.08 and 33,135.98

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Solution

The fourth proportional to 99,713.73, 149,538.08 and 33,135.98 is: 49,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,713.73 : 149,538.08 = 33,135.98 : x
  2. Step 2: Convert to fraction form
    99,713.73/149,538.08 = 33,135.98/x
  3. Step 3: Cross multiply
    99,713.73x = 149,538.08 × 33,135.98
  4. Step 4: Simplify right side
    99,713.73x = 4,955,089,914.75
  5. Step 5: Solve for x
    x = 4,955,089,914.75/99,713.73
  6. Step 6: Final answer
    x = 49,693.16

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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.