Home / 113,551.04-170,253.66-50,390.48

Finding the Fourth Proportional to 113,551.04, 170,253.66 and 50,390.48

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Solution

The fourth proportional to 113,551.04, 170,253.66 and 50,390.48 is: 75,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,551.04 : 170,253.66 = 50,390.48 : x
  2. Step 2: Convert to fraction form
    113,551.04/170,253.66 = 50,390.48/x
  3. Step 3: Cross multiply
    113,551.04x = 170,253.66 × 50,390.48
  4. Step 4: Simplify right side
    113,551.04x = 8,579,163,649.16
  5. Step 5: Solve for x
    x = 8,579,163,649.16/113,551.04
  6. Step 6: Final answer
    x = 75,553.37

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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.