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Finding the Fourth Proportional to 58,813.62, 81,164.61 and 33,671.22

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Solution

The fourth proportional to 58,813.62, 81,164.61 and 33,671.22 is: 46,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,813.62 : 81,164.61 = 33,671.22 : x
  2. Step 2: Convert to fraction form
    58,813.62/81,164.61 = 33,671.22/x
  3. Step 3: Cross multiply
    58,813.62x = 81,164.61 × 33,671.22
  4. Step 4: Simplify right side
    58,813.62x = 2,732,911,439.52
  5. Step 5: Solve for x
    x = 2,732,911,439.52/58,813.62
  6. Step 6: Final answer
    x = 46,467.32

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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.