Home / 175,072.20-262,673.10-69,966.60

Finding the Fourth Proportional to 175,072.20, 262,673.10 and 69,966.60

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Solution

The fourth proportional to 175,072.20, 262,673.10 and 69,966.60 is: 104,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,072.20 : 262,673.10 = 69,966.60 : x
  2. Step 2: Convert to fraction form
    175,072.20/262,673.10 = 69,966.60/x
  3. Step 3: Cross multiply
    175,072.20x = 262,673.10 × 69,966.60
  4. Step 4: Simplify right side
    175,072.20x = 18,378,343,718.46
  5. Step 5: Solve for x
    x = 18,378,343,718.46/175,072.20
  6. Step 6: Final answer
    x = 104,975.80

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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.