Home / 263,795.62-364,038.30-142,936.87

Finding the Fourth Proportional to 263,795.62, 364,038.30 and 142,936.87

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Solution

The fourth proportional to 263,795.62, 364,038.30 and 142,936.87 is: 197,253.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,795.62 : 364,038.30 = 142,936.87 : x
  2. Step 2: Convert to fraction form
    263,795.62/364,038.30 = 142,936.87/x
  3. Step 3: Cross multiply
    263,795.62x = 364,038.30 × 142,936.87
  4. Step 4: Simplify right side
    263,795.62x = 52,034,495,162.12
  5. Step 5: Solve for x
    x = 52,034,495,162.12/263,795.62
  6. Step 6: Final answer
    x = 197,253.07

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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.