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Finding the Fourth Proportional to 176,801.60, 265,202.40 and 71,566.40

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Solution

The fourth proportional to 176,801.60, 265,202.40 and 71,566.40 is: 107,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,801.60 : 265,202.40 = 71,566.40 : x
  2. Step 2: Convert to fraction form
    176,801.60/265,202.40 = 71,566.40/x
  3. Step 3: Cross multiply
    176,801.60x = 265,202.40 × 71,566.40
  4. Step 4: Simplify right side
    176,801.60x = 18,979,581,039.36
  5. Step 5: Solve for x
    x = 18,979,581,039.36/176,801.60
  6. Step 6: Final answer
    x = 107,349.60

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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.