Home / 215,397.55-323,096.46-103,051.36

Finding the Fourth Proportional to 215,397.55, 323,096.46 and 103,051.36

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Solution

The fourth proportional to 215,397.55, 323,096.46 and 103,051.36 is: 154,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,397.55 : 323,096.46 = 103,051.36 : x
  2. Step 2: Convert to fraction form
    215,397.55/323,096.46 = 103,051.36/x
  3. Step 3: Cross multiply
    215,397.55x = 323,096.46 × 103,051.36
  4. Step 4: Simplify right side
    215,397.55x = 33,295,529,614.19
  5. Step 5: Solve for x
    x = 33,295,529,614.19/215,397.55
  6. Step 6: Final answer
    x = 154,577.10

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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.