Home / 208,228.02-312,342.84-50,456.22

Finding the Fourth Proportional to 208,228.02, 312,342.84 and 50,456.22

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Solution

The fourth proportional to 208,228.02, 312,342.84 and 50,456.22 is: 75,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,228.02 : 312,342.84 = 50,456.22 : x
  2. Step 2: Convert to fraction form
    208,228.02/312,342.84 = 50,456.22/x
  3. Step 3: Cross multiply
    208,228.02x = 312,342.84 × 50,456.22
  4. Step 4: Simplify right side
    208,228.02x = 15,759,639,050.46
  5. Step 5: Solve for x
    x = 15,759,639,050.46/208,228.02
  6. Step 6: Final answer
    x = 75,684.53

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Similar ratio
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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.