Home / 372,052.87-558,078.05-102,181.25

Finding the Fourth Proportional to 372,052.87, 558,078.05 and 102,181.25

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Solution

The fourth proportional to 372,052.87, 558,078.05 and 102,181.25 is: 153,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,052.87 : 558,078.05 = 102,181.25 : x
  2. Step 2: Convert to fraction form
    372,052.87/558,078.05 = 102,181.25/x
  3. Step 3: Cross multiply
    372,052.87x = 558,078.05 × 102,181.25
  4. Step 4: Simplify right side
    372,052.87x = 57,025,114,397.21
  5. Step 5: Solve for x
    x = 57,025,114,397.21/372,052.87
  6. Step 6: Final answer
    x = 153,271.54

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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.