Home / 76,243.87-114,405.02-36,308.14

Finding the Fourth Proportional to 76,243.87, 114,405.02 and 36,308.14

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Solution

The fourth proportional to 76,243.87, 114,405.02 and 36,308.14 is: 54,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,243.87 : 114,405.02 = 36,308.14 : x
  2. Step 2: Convert to fraction form
    76,243.87/114,405.02 = 36,308.14/x
  3. Step 3: Cross multiply
    76,243.87x = 114,405.02 × 36,308.14
  4. Step 4: Simplify right side
    76,243.87x = 4,153,833,288.74
  5. Step 5: Solve for x
    x = 4,153,833,288.74/76,243.87
  6. Step 6: Final answer
    x = 54,480.88

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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.