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Finding the Fourth Proportional to 165,093.60, 247,640.40 and 46,763.40

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Solution

The fourth proportional to 165,093.60, 247,640.40 and 46,763.40 is: 70,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,093.60 : 247,640.40 = 46,763.40 : x
  2. Step 2: Convert to fraction form
    165,093.60/247,640.40 = 46,763.40/x
  3. Step 3: Cross multiply
    165,093.60x = 247,640.40 × 46,763.40
  4. Step 4: Simplify right side
    165,093.60x = 11,580,507,081.36
  5. Step 5: Solve for x
    x = 11,580,507,081.36/165,093.60
  6. Step 6: Final answer
    x = 70,145.10

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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.