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Finding the Fourth Proportional to 57,975.77, 80,013.02 and 32,486.29

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Solution

The fourth proportional to 57,975.77, 80,013.02 and 32,486.29 is: 44,834.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,975.77 : 80,013.02 = 32,486.29 : x
  2. Step 2: Convert to fraction form
    57,975.77/80,013.02 = 32,486.29/x
  3. Step 3: Cross multiply
    57,975.77x = 80,013.02 × 32,486.29
  4. Step 4: Simplify right side
    57,975.77x = 2,599,325,809.03
  5. Step 5: Solve for x
    x = 2,599,325,809.03/57,975.77
  6. Step 6: Final answer
    x = 44,834.69

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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.