Home / 125,865.25-188,791.70-46,973.34

Finding the Fourth Proportional to 125,865.25, 188,791.70 and 46,973.34

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Solution

The fourth proportional to 125,865.25, 188,791.70 and 46,973.34 is: 70,457.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,865.25 : 188,791.70 = 46,973.34 : x
  2. Step 2: Convert to fraction form
    125,865.25/188,791.70 = 46,973.34/x
  3. Step 3: Cross multiply
    125,865.25x = 188,791.70 × 46,973.34
  4. Step 4: Simplify right side
    125,865.25x = 8,868,176,478.41
  5. Step 5: Solve for x
    x = 8,868,176,478.41/125,865.25
  6. Step 6: Final answer
    x = 70,457.71

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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.