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Finding the Fourth Proportional to 79,671.02, 119,478.65 and 23,496.21

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Solution

The fourth proportional to 79,671.02, 119,478.65 and 23,496.21 is: 35,236.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,671.02 : 119,478.65 = 23,496.21 : x
  2. Step 2: Convert to fraction form
    79,671.02/119,478.65 = 23,496.21/x
  3. Step 3: Cross multiply
    79,671.02x = 119,478.65 × 23,496.21
  4. Step 4: Simplify right side
    79,671.02x = 2,807,295,333.44
  5. Step 5: Solve for x
    x = 2,807,295,333.44/79,671.02
  6. Step 6: Final answer
    x = 35,236.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.