Home / 76,484.28-114,755.84-37,038.36

Finding the Fourth Proportional to 76,484.28, 114,755.84 and 37,038.36

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Solution

The fourth proportional to 76,484.28, 114,755.84 and 37,038.36 is: 55,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,484.28 : 114,755.84 = 37,038.36 : x
  2. Step 2: Convert to fraction form
    76,484.28/114,755.84 = 37,038.36/x
  3. Step 3: Cross multiply
    76,484.28x = 114,755.84 × 37,038.36
  4. Step 4: Simplify right side
    76,484.28x = 4,250,368,114.02
  5. Step 5: Solve for x
    x = 4,250,368,114.02/76,484.28
  6. Step 6: Final answer
    x = 55,571.79

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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.