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Finding the Fourth Proportional to 46,854.64, 70,450.56 and 43,201.56

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Solution

The fourth proportional to 46,854.64, 70,450.56 and 43,201.56 is: 64,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,854.64 : 70,450.56 = 43,201.56 : x
  2. Step 2: Convert to fraction form
    46,854.64/70,450.56 = 43,201.56/x
  3. Step 3: Cross multiply
    46,854.64x = 70,450.56 × 43,201.56
  4. Step 4: Simplify right side
    46,854.64x = 3,043,574,094.87
  5. Step 5: Solve for x
    x = 3,043,574,094.87/46,854.64
  6. Step 6: Final answer
    x = 64,957.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.