Home / 125,823.93-188,768.57-46,938.75

Finding the Fourth Proportional to 125,823.93, 188,768.57 and 46,938.75

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Solution

The fourth proportional to 125,823.93, 188,768.57 and 46,938.75 is: 70,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,823.93 : 188,768.57 = 46,938.75 : x
  2. Step 2: Convert to fraction form
    125,823.93/188,768.57 = 46,938.75/x
  3. Step 3: Cross multiply
    125,823.93x = 188,768.57 × 46,938.75
  4. Step 4: Simplify right side
    125,823.93x = 8,860,560,480.39
  5. Step 5: Solve for x
    x = 8,860,560,480.39/125,823.93
  6. Step 6: Final answer
    x = 70,420.31

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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.