Home / 67,065.36-92,553.48-38,773.68

Finding the Fourth Proportional to 67,065.36, 92,553.48 and 38,773.68

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Solution

The fourth proportional to 67,065.36, 92,553.48 and 38,773.68 is: 53,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,065.36 : 92,553.48 = 38,773.68 : x
  2. Step 2: Convert to fraction form
    67,065.36/92,553.48 = 38,773.68/x
  3. Step 3: Cross multiply
    67,065.36x = 92,553.48 × 38,773.68
  4. Step 4: Simplify right side
    67,065.36x = 3,588,639,016.41
  5. Step 5: Solve for x
    x = 3,588,639,016.41/67,065.36
  6. Step 6: Final answer
    x = 53,509.58

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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.