Home / 116,081.21-160,226.28-75,801.26

Finding the Fourth Proportional to 116,081.21, 160,226.28 and 75,801.26

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Solution

The fourth proportional to 116,081.21, 160,226.28 and 75,801.26 is: 104,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,081.21 : 160,226.28 = 75,801.26 : x
  2. Step 2: Convert to fraction form
    116,081.21/160,226.28 = 75,801.26/x
  3. Step 3: Cross multiply
    116,081.21x = 160,226.28 × 75,801.26
  4. Step 4: Simplify right side
    116,081.21x = 12,145,353,107.98
  5. Step 5: Solve for x
    x = 12,145,353,107.98/116,081.21
  6. Step 6: Final answer
    x = 104,628.08

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1.5x scale

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.