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Finding the Fourth Proportional to 214,662.79, 322,005.58 and 64,899.26

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Solution

The fourth proportional to 214,662.79, 322,005.58 and 64,899.26 is: 97,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,662.79 : 322,005.58 = 64,899.26 : x
  2. Step 2: Convert to fraction form
    214,662.79/322,005.58 = 64,899.26/x
  3. Step 3: Cross multiply
    214,662.79x = 322,005.58 × 64,899.26
  4. Step 4: Simplify right side
    214,662.79x = 20,897,923,857.87
  5. Step 5: Solve for x
    x = 20,897,923,857.87/214,662.79
  6. Step 6: Final answer
    x = 97,352.34

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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.