Home / 125,823.43-188,767.82-46,938.25

Finding the Fourth Proportional to 125,823.43, 188,767.82 and 46,938.25

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Solution

The fourth proportional to 125,823.43, 188,767.82 and 46,938.25 is: 70,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,823.43 : 188,767.82 = 46,938.25 : x
  2. Step 2: Convert to fraction form
    125,823.43/188,767.82 = 46,938.25/x
  3. Step 3: Cross multiply
    125,823.43x = 188,767.82 × 46,938.25
  4. Step 4: Simplify right side
    125,823.43x = 8,860,431,127.12
  5. Step 5: Solve for x
    x = 8,860,431,127.12/125,823.43
  6. Step 6: Final answer
    x = 70,419.56

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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.