Home / 492,102.48-738,153.76-118,125.48

Finding the Fourth Proportional to 492,102.48, 738,153.76 and 118,125.48

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Solution

The fourth proportional to 492,102.48, 738,153.76 and 118,125.48 is: 177,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,102.48 : 738,153.76 = 118,125.48 : x
  2. Step 2: Convert to fraction form
    492,102.48/738,153.76 = 118,125.48/x
  3. Step 3: Cross multiply
    492,102.48x = 738,153.76 × 118,125.48
  4. Step 4: Simplify right side
    492,102.48x = 87,194,766,918.49
  5. Step 5: Solve for x
    x = 87,194,766,918.49/492,102.48
  6. Step 6: Final answer
    x = 177,188.23

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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.