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Finding the Fourth Proportional to 165,783.54, 248,466.04 and 70,901.48

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Solution

The fourth proportional to 165,783.54, 248,466.04 and 70,901.48 is: 106,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,783.54 : 248,466.04 = 70,901.48 : x
  2. Step 2: Convert to fraction form
    165,783.54/248,466.04 = 70,901.48/x
  3. Step 3: Cross multiply
    165,783.54x = 248,466.04 × 70,901.48
  4. Step 4: Simplify right side
    165,783.54x = 17,616,609,965.74
  5. Step 5: Solve for x
    x = 17,616,609,965.74/165,783.54
  6. Step 6: Final answer
    x = 106,262.72

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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.