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Finding the Fourth Proportional to 64,801.84, 97,191.08 and 46,005.48

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Solution

The fourth proportional to 64,801.84, 97,191.08 and 46,005.48 is: 68,999.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,801.84 : 97,191.08 = 46,005.48 : x
  2. Step 2: Convert to fraction form
    64,801.84/97,191.08 = 46,005.48/x
  3. Step 3: Cross multiply
    64,801.84x = 97,191.08 × 46,005.48
  4. Step 4: Simplify right side
    64,801.84x = 4,471,322,609.11
  5. Step 5: Solve for x
    x = 4,471,322,609.11/64,801.84
  6. Step 6: Final answer
    x = 68,999.94

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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.