Home / 84,050.02-126,093.72-36,672.79

Finding the Fourth Proportional to 84,050.02, 126,093.72 and 36,672.79

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Solution

The fourth proportional to 84,050.02, 126,093.72 and 36,672.79 is: 55,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,050.02 : 126,093.72 = 36,672.79 : x
  2. Step 2: Convert to fraction form
    84,050.02/126,093.72 = 36,672.79/x
  3. Step 3: Cross multiply
    84,050.02x = 126,093.72 × 36,672.79
  4. Step 4: Simplify right side
    84,050.02x = 4,624,208,513.88
  5. Step 5: Solve for x
    x = 4,624,208,513.88/84,050.02
  6. Step 6: Final answer
    x = 55,017.34

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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.