Home / 155,998.40-233,997.60-103,467.20

Finding the Fourth Proportional to 155,998.40, 233,997.60 and 103,467.20

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Solution

The fourth proportional to 155,998.40, 233,997.60 and 103,467.20 is: 155,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,998.40 : 233,997.60 = 103,467.20 : x
  2. Step 2: Convert to fraction form
    155,998.40/233,997.60 = 103,467.20/x
  3. Step 3: Cross multiply
    155,998.40x = 233,997.60 × 103,467.20
  4. Step 4: Simplify right side
    155,998.40x = 24,211,076,478.72
  5. Step 5: Solve for x
    x = 24,211,076,478.72/155,998.40
  6. Step 6: Final answer
    x = 155,200.80

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1.5x scale

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.