Home / 91,465.56-126,453.42-67,554.36

Finding the Fourth Proportional to 91,465.56, 126,453.42 and 67,554.36

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Solution

The fourth proportional to 91,465.56, 126,453.42 and 67,554.36 is: 93,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,465.56 : 126,453.42 = 67,554.36 : x
  2. Step 2: Convert to fraction form
    91,465.56/126,453.42 = 67,554.36/x
  3. Step 3: Cross multiply
    91,465.56x = 126,453.42 × 67,554.36
  4. Step 4: Simplify right side
    91,465.56x = 8,542,479,857.91
  5. Step 5: Solve for x
    x = 8,542,479,857.91/91,465.56
  6. Step 6: Final answer
    x = 93,395.59

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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.