Home / 104,933.68-144,804.84-57,186.08

Finding the Fourth Proportional to 104,933.68, 144,804.84 and 57,186.08

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Solution

The fourth proportional to 104,933.68, 144,804.84 and 57,186.08 is: 78,914.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.68 : 144,804.84 = 57,186.08 : x
  2. Step 2: Convert to fraction form
    104,933.68/144,804.84 = 57,186.08/x
  3. Step 3: Cross multiply
    104,933.68x = 144,804.84 × 57,186.08
  4. Step 4: Simplify right side
    104,933.68x = 8,280,821,164.63
  5. Step 5: Solve for x
    x = 8,280,821,164.63/104,933.68
  6. Step 6: Final answer
    x = 78,914.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.