Home / 197,745.84-272,670.60-126,012.24

Finding the Fourth Proportional to 197,745.84, 272,670.60 and 126,012.24

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Solution

The fourth proportional to 197,745.84, 272,670.60 and 126,012.24 is: 173,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,745.84 : 272,670.60 = 126,012.24 : x
  2. Step 2: Convert to fraction form
    197,745.84/272,670.60 = 126,012.24/x
  3. Step 3: Cross multiply
    197,745.84x = 272,670.60 × 126,012.24
  4. Step 4: Simplify right side
    197,745.84x = 34,359,833,088.14
  5. Step 5: Solve for x
    x = 34,359,833,088.14/197,745.84
  6. Step 6: Final answer
    x = 173,757.55

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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.