Home / 84,446.79-116,520.39-48,147.55

Finding the Fourth Proportional to 84,446.79, 116,520.39 and 48,147.55

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Solution

The fourth proportional to 84,446.79, 116,520.39 and 48,147.55 is: 66,434.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,446.79 : 116,520.39 = 48,147.55 : x
  2. Step 2: Convert to fraction form
    84,446.79/116,520.39 = 48,147.55/x
  3. Step 3: Cross multiply
    84,446.79x = 116,520.39 × 48,147.55
  4. Step 4: Simplify right side
    84,446.79x = 5,610,171,303.54
  5. Step 5: Solve for x
    x = 5,610,171,303.54/84,446.79
  6. Step 6: Final answer
    x = 66,434.39

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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.