Home / 76,289.13-114,357.33-36,237.54

Finding the Fourth Proportional to 76,289.13, 114,357.33 and 36,237.54

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Solution

The fourth proportional to 76,289.13, 114,357.33 and 36,237.54 is: 54,320.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,289.13 : 114,357.33 = 36,237.54 : x
  2. Step 2: Convert to fraction form
    76,289.13/114,357.33 = 36,237.54/x
  3. Step 3: Cross multiply
    76,289.13x = 114,357.33 × 36,237.54
  4. Step 4: Simplify right side
    76,289.13x = 4,144,028,320.17
  5. Step 5: Solve for x
    x = 4,144,028,320.17/76,289.13
  6. Step 6: Final answer
    x = 54,320.04

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1.5x scale

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.