Home / 155,968.80-233,996.40-103,480.80

Finding the Fourth Proportional to 155,968.80, 233,996.40 and 103,480.80

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Solution

The fourth proportional to 155,968.80, 233,996.40 and 103,480.80 is: 155,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,968.80 : 233,996.40 = 103,480.80 : x
  2. Step 2: Convert to fraction form
    155,968.80/233,996.40 = 103,480.80/x
  3. Step 3: Cross multiply
    155,968.80x = 233,996.40 × 103,480.80
  4. Step 4: Simplify right side
    155,968.80x = 24,214,134,669.12
  5. Step 5: Solve for x
    x = 24,214,134,669.12/155,968.80
  6. Step 6: Final answer
    x = 155,249.86

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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.