Home / 245,938.86-368,947.08-86,059.44

Finding the Fourth Proportional to 245,938.86, 368,947.08 and 86,059.44

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Solution

The fourth proportional to 245,938.86, 368,947.08 and 86,059.44 is: 129,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,938.86 : 368,947.08 = 86,059.44 : x
  2. Step 2: Convert to fraction form
    245,938.86/368,947.08 = 86,059.44/x
  3. Step 3: Cross multiply
    245,938.86x = 368,947.08 × 86,059.44
  4. Step 4: Simplify right side
    245,938.86x = 31,751,379,094.44
  5. Step 5: Solve for x
    x = 31,751,379,094.44/245,938.86
  6. Step 6: Final answer
    x = 129,102.73

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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.