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Finding the Fourth Proportional to 214,352.40, 295,818.12 and 118,857.06

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Solution

The fourth proportional to 214,352.40, 295,818.12 and 118,857.06 is: 164,029.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,352.40 : 295,818.12 = 118,857.06 : x
  2. Step 2: Convert to fraction form
    214,352.40/295,818.12 = 118,857.06/x
  3. Step 3: Cross multiply
    214,352.40x = 295,818.12 × 118,857.06
  4. Step 4: Simplify right side
    214,352.40x = 35,160,072,037.93
  5. Step 5: Solve for x
    x = 35,160,072,037.93/214,352.40
  6. Step 6: Final answer
    x = 164,029.29

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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.