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Finding the Fourth Proportional to 214,980.51, 296,659.40 and 119,481.39

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Solution

The fourth proportional to 214,980.51, 296,659.40 and 119,481.39 is: 164,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,980.51 : 296,659.40 = 119,481.39 : x
  2. Step 2: Convert to fraction form
    214,980.51/296,659.40 = 119,481.39/x
  3. Step 3: Cross multiply
    214,980.51x = 296,659.40 × 119,481.39
  4. Step 4: Simplify right side
    214,980.51x = 35,445,276,871.16
  5. Step 5: Solve for x
    x = 35,445,276,871.16/214,980.51
  6. Step 6: Final answer
    x = 164,876.70

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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.