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Finding the Fourth Proportional to 214,201.60, 295,580.80 and 118,712.32

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Solution

The fourth proportional to 214,201.60, 295,580.80 and 118,712.32 is: 163,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,201.60 : 295,580.80 = 118,712.32 : x
  2. Step 2: Convert to fraction form
    214,201.60/295,580.80 = 118,712.32/x
  3. Step 3: Cross multiply
    214,201.60x = 295,580.80 × 118,712.32
  4. Step 4: Simplify right side
    214,201.60x = 35,089,082,515.46
  5. Step 5: Solve for x
    x = 35,089,082,515.46/214,201.60
  6. Step 6: Final answer
    x = 163,813.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.