Home / 67,258.26-92,785.20-43,392.60

Finding the Fourth Proportional to 67,258.26, 92,785.20 and 43,392.60

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Solution

The fourth proportional to 67,258.26, 92,785.20 and 43,392.60 is: 59,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,258.26 : 92,785.20 = 43,392.60 : x
  2. Step 2: Convert to fraction form
    67,258.26/92,785.20 = 43,392.60/x
  3. Step 3: Cross multiply
    67,258.26x = 92,785.20 × 43,392.60
  4. Step 4: Simplify right side
    67,258.26x = 4,026,191,069.52
  5. Step 5: Solve for x
    x = 4,026,191,069.52/67,258.26
  6. Step 6: Final answer
    x = 59,861.66

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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.