Home / 150,837.95-208,147.16-82,841.69

Finding the Fourth Proportional to 150,837.95, 208,147.16 and 82,841.69

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Solution

The fourth proportional to 150,837.95, 208,147.16 and 82,841.69 is: 114,316.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,837.95 : 208,147.16 = 82,841.69 : x
  2. Step 2: Convert to fraction form
    150,837.95/208,147.16 = 82,841.69/x
  3. Step 3: Cross multiply
    150,837.95x = 208,147.16 × 82,841.69
  4. Step 4: Simplify right side
    150,837.95x = 17,243,261,048.16
  5. Step 5: Solve for x
    x = 17,243,261,048.16/150,837.95
  6. Step 6: Final answer
    x = 114,316.47

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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.