Home / 126,248.53-174,222.87-80,926.48

Finding the Fourth Proportional to 126,248.53, 174,222.87 and 80,926.48

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Solution

The fourth proportional to 126,248.53, 174,222.87 and 80,926.48 is: 111,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,248.53 : 174,222.87 = 80,926.48 : x
  2. Step 2: Convert to fraction form
    126,248.53/174,222.87 = 80,926.48/x
  3. Step 3: Cross multiply
    126,248.53x = 174,222.87 × 80,926.48
  4. Step 4: Simplify right side
    126,248.53x = 14,099,243,806.91
  5. Step 5: Solve for x
    x = 14,099,243,806.91/126,248.53
  6. Step 6: Final answer
    x = 111,678.48

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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.