Home / 175,313.40-262,970.10-165,636.60

Finding the Fourth Proportional to 175,313.40, 262,970.10 and 165,636.60

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Solution

The fourth proportional to 175,313.40, 262,970.10 and 165,636.60 is: 248,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,313.40 : 262,970.10 = 165,636.60 : x
  2. Step 2: Convert to fraction form
    175,313.40/262,970.10 = 165,636.60/x
  3. Step 3: Cross multiply
    175,313.40x = 262,970.10 × 165,636.60
  4. Step 4: Simplify right side
    175,313.40x = 43,557,473,265.66
  5. Step 5: Solve for x
    x = 43,557,473,265.66/175,313.40
  6. Step 6: Final answer
    x = 248,454.90

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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.