Home / 228,205.98-314,900.02-126,215.24

Finding the Fourth Proportional to 228,205.98, 314,900.02 and 126,215.24

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Solution

The fourth proportional to 228,205.98, 314,900.02 and 126,215.24 is: 174,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,205.98 : 314,900.02 = 126,215.24 : x
  2. Step 2: Convert to fraction form
    228,205.98/314,900.02 = 126,215.24/x
  3. Step 3: Cross multiply
    228,205.98x = 314,900.02 × 126,215.24
  4. Step 4: Simplify right side
    228,205.98x = 39,745,180,813.05
  5. Step 5: Solve for x
    x = 39,745,180,813.05/228,205.98
  6. Step 6: Final answer
    x = 174,163.62

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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.