Home / 183,085.40-274,527.98-145,376.89

Finding the Fourth Proportional to 183,085.40, 274,527.98 and 145,376.89

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Solution

The fourth proportional to 183,085.40, 274,527.98 and 145,376.89 is: 217,985.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,085.40 : 274,527.98 = 145,376.89 : x
  2. Step 2: Convert to fraction form
    183,085.40/274,527.98 = 145,376.89/x
  3. Step 3: Cross multiply
    183,085.40x = 274,527.98 × 145,376.89
  4. Step 4: Simplify right side
    183,085.40x = 39,910,024,626.56
  5. Step 5: Solve for x
    x = 39,910,024,626.56/183,085.40
  6. Step 6: Final answer
    x = 217,985.84

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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.