Home / 253,678.23-350,034.82-151,745.81

Finding the Fourth Proportional to 253,678.23, 350,034.82 and 151,745.81

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Solution

The fourth proportional to 253,678.23, 350,034.82 and 151,745.81 is: 209,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,678.23 : 350,034.82 = 151,745.81 : x
  2. Step 2: Convert to fraction form
    253,678.23/350,034.82 = 151,745.81/x
  3. Step 3: Cross multiply
    253,678.23x = 350,034.82 × 151,745.81
  4. Step 4: Simplify right side
    253,678.23x = 53,116,315,159.57
  5. Step 5: Solve for x
    x = 53,116,315,159.57/253,678.23
  6. Step 6: Final answer
    x = 209,384.60

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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.