Home / 125,544.09-188,316.45-30,774.69

Finding the Fourth Proportional to 125,544.09, 188,316.45 and 30,774.69

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Solution

The fourth proportional to 125,544.09, 188,316.45 and 30,774.69 is: 46,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,544.09 : 188,316.45 = 30,774.69 : x
  2. Step 2: Convert to fraction form
    125,544.09/188,316.45 = 30,774.69/x
  3. Step 3: Cross multiply
    125,544.09x = 188,316.45 × 30,774.69
  4. Step 4: Simplify right side
    125,544.09x = 5,795,380,370.65
  5. Step 5: Solve for x
    x = 5,795,380,370.65/125,544.09
  6. Step 6: Final answer
    x = 46,162.11

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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.