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Finding the Fourth Proportional to 176,982.40, 265,473.60 and 52,321.60

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Solution

The fourth proportional to 176,982.40, 265,473.60 and 52,321.60 is: 78,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,982.40 : 265,473.60 = 52,321.60 : x
  2. Step 2: Convert to fraction form
    176,982.40/265,473.60 = 52,321.60/x
  3. Step 3: Cross multiply
    176,982.40x = 265,473.60 × 52,321.60
  4. Step 4: Simplify right side
    176,982.40x = 13,890,003,509.76
  5. Step 5: Solve for x
    x = 13,890,003,509.76/176,982.40
  6. Step 6: Final answer
    x = 78,482.40

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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.