Home / 170,090.20-255,135.30-59,256.28

Finding the Fourth Proportional to 170,090.20, 255,135.30 and 59,256.28

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Solution

The fourth proportional to 170,090.20, 255,135.30 and 59,256.28 is: 88,884.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,090.20 : 255,135.30 = 59,256.28 : x
  2. Step 2: Convert to fraction form
    170,090.20/255,135.30 = 59,256.28/x
  3. Step 3: Cross multiply
    170,090.20x = 255,135.30 × 59,256.28
  4. Step 4: Simplify right side
    170,090.20x = 15,118,368,774.68
  5. Step 5: Solve for x
    x = 15,118,368,774.68/170,090.20
  6. Step 6: Final answer
    x = 88,884.42

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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.