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Finding the Fourth Proportional to 64,801.94, 97,202.91 and 15,553.94

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Solution

The fourth proportional to 64,801.94, 97,202.91 and 15,553.94 is: 23,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,801.94 : 97,202.91 = 15,553.94 : x
  2. Step 2: Convert to fraction form
    64,801.94/97,202.91 = 15,553.94/x
  3. Step 3: Cross multiply
    64,801.94x = 97,202.91 × 15,553.94
  4. Step 4: Simplify right side
    64,801.94x = 1,511,887,948.07
  5. Step 5: Solve for x
    x = 1,511,887,948.07/64,801.94
  6. Step 6: Final answer
    x = 23,330.91

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1.5x scale

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.