Home / 150,009.93-207,013.19-82,941.93

Finding the Fourth Proportional to 150,009.93, 207,013.19 and 82,941.93

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Solution

The fourth proportional to 150,009.93, 207,013.19 and 82,941.93 is: 114,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,009.93 : 207,013.19 = 82,941.93 : x
  2. Step 2: Convert to fraction form
    150,009.93/207,013.19 = 82,941.93/x
  3. Step 3: Cross multiply
    150,009.93x = 207,013.19 × 82,941.93
  4. Step 4: Simplify right side
    150,009.93x = 17,170,073,099.35
  5. Step 5: Solve for x
    x = 17,170,073,099.35/150,009.93
  6. Step 6: Final answer
    x = 114,459.58

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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.