Home / 150,893.12-208,241.16-83,825.12

Finding the Fourth Proportional to 150,893.12, 208,241.16 and 83,825.12

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Solution

The fourth proportional to 150,893.12, 208,241.16 and 83,825.12 is: 115,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,893.12 : 208,241.16 = 83,825.12 : x
  2. Step 2: Convert to fraction form
    150,893.12/208,241.16 = 83,825.12/x
  3. Step 3: Cross multiply
    150,893.12x = 208,241.16 × 83,825.12
  4. Step 4: Simplify right side
    150,893.12x = 17,455,840,225.94
  5. Step 5: Solve for x
    x = 17,455,840,225.94/150,893.12
  6. Step 6: Final answer
    x = 115,683.47

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1.5x scale

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.