Home / 246,986.70-370,480.05-89,220.30

Finding the Fourth Proportional to 246,986.70, 370,480.05 and 89,220.30

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Solution

The fourth proportional to 246,986.70, 370,480.05 and 89,220.30 is: 133,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,986.70 : 370,480.05 = 89,220.30 : x
  2. Step 2: Convert to fraction form
    246,986.70/370,480.05 = 89,220.30/x
  3. Step 3: Cross multiply
    246,986.70x = 370,480.05 × 89,220.30
  4. Step 4: Simplify right side
    246,986.70x = 33,054,341,205.02
  5. Step 5: Solve for x
    x = 33,054,341,205.02/246,986.70
  6. Step 6: Final answer
    x = 133,830.45

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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.