Home / 222,549.58-307,146.99-127,034.38

Finding the Fourth Proportional to 222,549.58, 307,146.99 and 127,034.38

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Solution

The fourth proportional to 222,549.58, 307,146.99 and 127,034.38 is: 175,323.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,549.58 : 307,146.99 = 127,034.38 : x
  2. Step 2: Convert to fraction form
    222,549.58/307,146.99 = 127,034.38/x
  3. Step 3: Cross multiply
    222,549.58x = 307,146.99 × 127,034.38
  4. Step 4: Simplify right side
    222,549.58x = 39,018,227,443.52
  5. Step 5: Solve for x
    x = 39,018,227,443.52/222,549.58
  6. Step 6: Final answer
    x = 175,323.75

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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.