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Finding the Fourth Proportional to 176,980.30, 248,394.50 and 176,980.30

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Solution

The fourth proportional to 176,980.30, 248,394.50 and 176,980.30 is: 248,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,980.30 : 248,394.50 = 176,980.30 : x
  2. Step 2: Convert to fraction form
    176,980.30/248,394.50 = 176,980.30/x
  3. Step 3: Cross multiply
    176,980.30x = 248,394.50 × 176,980.30
  4. Step 4: Simplify right side
    176,980.30x = 43,960,933,128.35
  5. Step 5: Solve for x
    x = 43,960,933,128.35/176,980.30
  6. Step 6: Final answer
    x = 248,394.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.