Home / 150,263.09-207,368.01-82,282.93

Finding the Fourth Proportional to 150,263.09, 207,368.01 and 82,282.93

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Solution

The fourth proportional to 150,263.09, 207,368.01 and 82,282.93 is: 113,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,263.09 : 207,368.01 = 82,282.93 : x
  2. Step 2: Convert to fraction form
    150,263.09/207,368.01 = 82,282.93/x
  3. Step 3: Cross multiply
    150,263.09x = 207,368.01 × 82,282.93
  4. Step 4: Simplify right side
    150,263.09x = 17,062,847,451.07
  5. Step 5: Solve for x
    x = 17,062,847,451.07/150,263.09
  6. Step 6: Final answer
    x = 113,553.15

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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.