Home / 184,915.63-255,181.75-100,030.87

Finding the Fourth Proportional to 184,915.63, 255,181.75 and 100,030.87

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Solution

The fourth proportional to 184,915.63, 255,181.75 and 100,030.87 is: 138,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,915.63 : 255,181.75 = 100,030.87 : x
  2. Step 2: Convert to fraction form
    184,915.63/255,181.75 = 100,030.87/x
  3. Step 3: Cross multiply
    184,915.63x = 255,181.75 × 100,030.87
  4. Step 4: Simplify right side
    184,915.63x = 25,526,052,460.62
  5. Step 5: Solve for x
    x = 25,526,052,460.62/184,915.63
  6. Step 6: Final answer
    x = 138,041.62

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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.