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Finding the Fourth Proportional to 321,951.51, 483,102.23 and 135,094.23

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Solution

The fourth proportional to 321,951.51, 483,102.23 and 135,094.23 is: 202,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,951.51 : 483,102.23 = 135,094.23 : x
  2. Step 2: Convert to fraction form
    321,951.51/483,102.23 = 135,094.23/x
  3. Step 3: Cross multiply
    321,951.51x = 483,102.23 × 135,094.23
  4. Step 4: Simplify right side
    321,951.51x = 65,264,323,097.66
  5. Step 5: Solve for x
    x = 65,264,323,097.66/321,951.51
  6. Step 6: Final answer
    x = 202,714.76

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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.