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Finding the Fourth Proportional to 225,223.73, 310,804.37 and 124,621.73

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Solution

The fourth proportional to 225,223.73, 310,804.37 and 124,621.73 is: 171,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,223.73 : 310,804.37 = 124,621.73 : x
  2. Step 2: Convert to fraction form
    225,223.73/310,804.37 = 124,621.73/x
  3. Step 3: Cross multiply
    225,223.73x = 310,804.37 × 124,621.73
  4. Step 4: Simplify right side
    225,223.73x = 38,732,977,657.85
  5. Step 5: Solve for x
    x = 38,732,977,657.85/225,223.73
  6. Step 6: Final answer
    x = 171,975.56

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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.