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Finding the Fourth Proportional to 84,627.60, 116,785.85 and 46,901.85

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Solution

The fourth proportional to 84,627.60, 116,785.85 and 46,901.85 is: 64,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,627.60 : 116,785.85 = 46,901.85 : x
  2. Step 2: Convert to fraction form
    84,627.60/116,785.85 = 46,901.85/x
  3. Step 3: Cross multiply
    84,627.60x = 116,785.85 × 46,901.85
  4. Step 4: Simplify right side
    84,627.60x = 5,477,472,184.31
  5. Step 5: Solve for x
    x = 5,477,472,184.31/84,627.60
  6. Step 6: Final answer
    x = 64,724.42

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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.