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Finding the Fourth Proportional to 165,473.94, 248,225.70 and 64,269.60

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Solution

The fourth proportional to 165,473.94, 248,225.70 and 64,269.60 is: 96,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,473.94 : 248,225.70 = 64,269.60 : x
  2. Step 2: Convert to fraction form
    165,473.94/248,225.70 = 64,269.60/x
  3. Step 3: Cross multiply
    165,473.94x = 248,225.70 × 64,269.60
  4. Step 4: Simplify right side
    165,473.94x = 15,953,366,448.72
  5. Step 5: Solve for x
    x = 15,953,366,448.72/165,473.94
  6. Step 6: Final answer
    x = 96,410.14

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1.5x scale

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.