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Finding the Fourth Proportional to 176,784.92, 265,175.96 and 117,080.63

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Solution

The fourth proportional to 176,784.92, 265,175.96 and 117,080.63 is: 175,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,784.92 : 265,175.96 = 117,080.63 : x
  2. Step 2: Convert to fraction form
    176,784.92/265,175.96 = 117,080.63/x
  3. Step 3: Cross multiply
    176,784.92x = 265,175.96 × 117,080.63
  4. Step 4: Simplify right side
    176,784.92x = 31,046,966,546.37
  5. Step 5: Solve for x
    x = 31,046,966,546.37/176,784.92
  6. Step 6: Final answer
    x = 175,620.00

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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.