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Finding the Fourth Proportional to 176,943.60, 265,415.40 and 110,588.40

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Solution

The fourth proportional to 176,943.60, 265,415.40 and 110,588.40 is: 165,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,943.60 : 265,415.40 = 110,588.40 : x
  2. Step 2: Convert to fraction form
    176,943.60/265,415.40 = 110,588.40/x
  3. Step 3: Cross multiply
    176,943.60x = 265,415.40 × 110,588.40
  4. Step 4: Simplify right side
    176,943.60x = 29,351,864,421.36
  5. Step 5: Solve for x
    x = 29,351,864,421.36/176,943.60
  6. Step 6: Final answer
    x = 165,882.60

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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.