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Finding the Fourth Proportional to 214,407.72, 295,900.82 and 118,945.16

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Solution

The fourth proportional to 214,407.72, 295,900.82 and 118,945.16 is: 164,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,407.72 : 295,900.82 = 118,945.16 : x
  2. Step 2: Convert to fraction form
    214,407.72/295,900.82 = 118,945.16/x
  3. Step 3: Cross multiply
    214,407.72x = 295,900.82 × 118,945.16
  4. Step 4: Simplify right side
    214,407.72x = 35,195,970,379.03
  5. Step 5: Solve for x
    x = 35,195,970,379.03/214,407.72
  6. Step 6: Final answer
    x = 164,154.40

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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.