Home / 57,232.20-78,980.43-32,081.70

Finding the Fourth Proportional to 57,232.20, 78,980.43 and 32,081.70

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Solution

The fourth proportional to 57,232.20, 78,980.43 and 32,081.70 is: 44,272.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,232.20 : 78,980.43 = 32,081.70 : x
  2. Step 2: Convert to fraction form
    57,232.20/78,980.43 = 32,081.70/x
  3. Step 3: Cross multiply
    57,232.20x = 78,980.43 × 32,081.70
  4. Step 4: Simplify right side
    57,232.20x = 2,533,826,075.87
  5. Step 5: Solve for x
    x = 2,533,826,075.87/57,232.20
  6. Step 6: Final answer
    x = 44,272.74

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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.