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Finding the Fourth Proportional to 67,035.37, 92,509.57 and 36,821.39

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Solution

The fourth proportional to 67,035.37, 92,509.57 and 36,821.39 is: 50,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,035.37 : 92,509.57 = 36,821.39 : x
  2. Step 2: Convert to fraction form
    67,035.37/92,509.57 = 36,821.39/x
  3. Step 3: Cross multiply
    67,035.37x = 92,509.57 × 36,821.39
  4. Step 4: Simplify right side
    67,035.37x = 3,406,330,955.70
  5. Step 5: Solve for x
    x = 3,406,330,955.70/67,035.37
  6. Step 6: Final answer
    x = 50,813.94

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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.