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Finding the Fourth Proportional to 58,441.40, 80,648.94 and 33,295.16

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Solution

The fourth proportional to 58,441.40, 80,648.94 and 33,295.16 is: 45,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,441.40 : 80,648.94 = 33,295.16 : x
  2. Step 2: Convert to fraction form
    58,441.40/80,648.94 = 33,295.16/x
  3. Step 3: Cross multiply
    58,441.40x = 80,648.94 × 33,295.16
  4. Step 4: Simplify right side
    58,441.40x = 2,685,219,361.13
  5. Step 5: Solve for x
    x = 2,685,219,361.13/58,441.40
  6. Step 6: Final answer
    x = 45,947.21

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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.