Home / 133,848.02-200,504.32-80,510.55

Finding the Fourth Proportional to 133,848.02, 200,504.32 and 80,510.55

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Solution

The fourth proportional to 133,848.02, 200,504.32 and 80,510.55 is: 120,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.02 : 200,504.32 = 80,510.55 : x
  2. Step 2: Convert to fraction form
    133,848.02/200,504.32 = 80,510.55/x
  3. Step 3: Cross multiply
    133,848.02x = 200,504.32 × 80,510.55
  4. Step 4: Simplify right side
    133,848.02x = 16,142,712,879.30
  5. Step 5: Solve for x
    x = 16,142,712,879.30/133,848.02
  6. Step 6: Final answer
    x = 120,604.80

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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.