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Finding the Fourth Proportional to 82,433.93, 113,775.39 and 48,453.39

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Solution

The fourth proportional to 82,433.93, 113,775.39 and 48,453.39 is: 66,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,433.93 : 113,775.39 = 48,453.39 : x
  2. Step 2: Convert to fraction form
    82,433.93/113,775.39 = 48,453.39/x
  3. Step 3: Cross multiply
    82,433.93x = 113,775.39 × 48,453.39
  4. Step 4: Simplify right side
    82,433.93x = 5,512,803,344.07
  5. Step 5: Solve for x
    x = 5,512,803,344.07/82,433.93
  6. Step 6: Final answer
    x = 66,875.42

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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.