Home / 183,085.90-274,528.73-145,377.40

Finding the Fourth Proportional to 183,085.90, 274,528.73 and 145,377.40

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Solution

The fourth proportional to 183,085.90, 274,528.73 and 145,377.40 is: 217,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,085.90 : 274,528.73 = 145,377.40 : x
  2. Step 2: Convert to fraction form
    183,085.90/274,528.73 = 145,377.40/x
  3. Step 3: Cross multiply
    183,085.90x = 274,528.73 × 145,377.40
  4. Step 4: Simplify right side
    183,085.90x = 39,910,271,620.06
  5. Step 5: Solve for x
    x = 39,910,271,620.06/183,085.90
  6. Step 6: Final answer
    x = 217,986.60

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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.