Home / 302,761.75-453,803.17-122,805.36

Finding the Fourth Proportional to 302,761.75, 453,803.17 and 122,805.36

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Solution

The fourth proportional to 302,761.75, 453,803.17 and 122,805.36 is: 184,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,761.75 : 453,803.17 = 122,805.36 : x
  2. Step 2: Convert to fraction form
    302,761.75/453,803.17 = 122,805.36/x
  3. Step 3: Cross multiply
    302,761.75x = 453,803.17 × 122,805.36
  4. Step 4: Simplify right side
    302,761.75x = 55,729,461,660.99
  5. Step 5: Solve for x
    x = 55,729,461,660.99/302,761.75
  6. Step 6: Final answer
    x = 184,070.35

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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.