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Finding the Fourth Proportional to 60,813.64, 83,936.82 and 35,671.24

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Solution

The fourth proportional to 60,813.64, 83,936.82 and 35,671.24 is: 49,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,813.64 : 83,936.82 = 35,671.24 : x
  2. Step 2: Convert to fraction form
    60,813.64/83,936.82 = 35,671.24/x
  3. Step 3: Cross multiply
    60,813.64x = 83,936.82 × 35,671.24
  4. Step 4: Simplify right side
    60,813.64x = 2,994,130,451.06
  5. Step 5: Solve for x
    x = 2,994,130,451.06/60,813.64
  6. Step 6: Final answer
    x = 49,234.52

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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.