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Finding the Fourth Proportional to 67,124.40, 92,608.62 and 41,621.59

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Solution

The fourth proportional to 67,124.40, 92,608.62 and 41,621.59 is: 57,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,124.40 : 92,608.62 = 41,621.59 : x
  2. Step 2: Convert to fraction form
    67,124.40/92,608.62 = 41,621.59/x
  3. Step 3: Cross multiply
    67,124.40x = 92,608.62 × 41,621.59
  4. Step 4: Simplify right side
    67,124.40x = 3,854,517,549.06
  5. Step 5: Solve for x
    x = 3,854,517,549.06/67,124.40
  6. Step 6: Final answer
    x = 57,423.49

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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.