Home / 113,401.86-169,908.39-80,062.26

Finding the Fourth Proportional to 113,401.86, 169,908.39 and 80,062.26

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Solution

The fourth proportional to 113,401.86, 169,908.39 and 80,062.26 is: 119,956.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,401.86 : 169,908.39 = 80,062.26 : x
  2. Step 2: Convert to fraction form
    113,401.86/169,908.39 = 80,062.26/x
  3. Step 3: Cross multiply
    113,401.86x = 169,908.39 × 80,062.26
  4. Step 4: Simplify right side
    113,401.86x = 13,603,249,696.36
  5. Step 5: Solve for x
    x = 13,603,249,696.36/113,401.86
  6. Step 6: Final answer
    x = 119,956.14

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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.