Home / 125,454.14-188,179.59-30,685.14

Finding the Fourth Proportional to 125,454.14, 188,179.59 and 30,685.14

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Solution

The fourth proportional to 125,454.14, 188,179.59 and 30,685.14 is: 46,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,454.14 : 188,179.59 = 30,685.14 : x
  2. Step 2: Convert to fraction form
    125,454.14/188,179.59 = 30,685.14/x
  3. Step 3: Cross multiply
    125,454.14x = 188,179.59 × 30,685.14
  4. Step 4: Simplify right side
    125,454.14x = 5,774,317,064.29
  5. Step 5: Solve for x
    x = 5,774,317,064.29/125,454.14
  6. Step 6: Final answer
    x = 46,027.32

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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.