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Finding the Fourth Proportional to 175,072.80, 262,900.80 and 96,243.60

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Solution

The fourth proportional to 175,072.80, 262,900.80 and 96,243.60 is: 144,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,072.80 : 262,900.80 = 96,243.60 : x
  2. Step 2: Convert to fraction form
    175,072.80/262,900.80 = 96,243.60/x
  3. Step 3: Cross multiply
    175,072.80x = 262,900.80 × 96,243.60
  4. Step 4: Simplify right side
    175,072.80x = 25,302,519,434.88
  5. Step 5: Solve for x
    x = 25,302,519,434.88/175,072.80
  6. Step 6: Final answer
    x = 144,525.70

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1.5x scale

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.