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Finding the Fourth Proportional to 53,489.65, 73,956.63 and 46,846.63

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Solution

The fourth proportional to 53,489.65, 73,956.63 and 46,846.63 is: 64,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489.65 : 73,956.63 = 46,846.63 : x
  2. Step 2: Convert to fraction form
    53,489.65/73,956.63 = 46,846.63/x
  3. Step 3: Cross multiply
    53,489.65x = 73,956.63 × 46,846.63
  4. Step 4: Simplify right side
    53,489.65x = 3,464,618,881.66
  5. Step 5: Solve for x
    x = 3,464,618,881.66/53,489.65
  6. Step 6: Final answer
    x = 64,771.76

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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.