Home / 202,887.48-304,271.76-76,436.49

Finding the Fourth Proportional to 202,887.48, 304,271.76 and 76,436.49

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Solution

The fourth proportional to 202,887.48, 304,271.76 and 76,436.49 is: 114,632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,887.48 : 304,271.76 = 76,436.49 : x
  2. Step 2: Convert to fraction form
    202,887.48/304,271.76 = 76,436.49/x
  3. Step 3: Cross multiply
    202,887.48x = 304,271.76 × 76,436.49
  4. Step 4: Simplify right side
    202,887.48x = 23,257,465,340.52
  5. Step 5: Solve for x
    x = 23,257,465,340.52/202,887.48
  6. Step 6: Final answer
    x = 114,632.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.