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Finding the Fourth Proportional to 176,880.60, 265,353.30 and 71,710.20

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Solution

The fourth proportional to 176,880.60, 265,353.30 and 71,710.20 is: 107,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,880.60 : 265,353.30 = 71,710.20 : x
  2. Step 2: Convert to fraction form
    176,880.60/265,353.30 = 71,710.20/x
  3. Step 3: Cross multiply
    176,880.60x = 265,353.30 × 71,710.20
  4. Step 4: Simplify right side
    176,880.60x = 19,028,538,213.66
  5. Step 5: Solve for x
    x = 19,028,538,213.66/176,880.60
  6. Step 6: Final answer
    x = 107,578.44

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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.