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Finding the Fourth Proportional to 114,273.48, 171,475.02 and 61,681.80

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Solution

The fourth proportional to 114,273.48, 171,475.02 and 61,681.80 is: 92,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,273.48 : 171,475.02 = 61,681.80 : x
  2. Step 2: Convert to fraction form
    114,273.48/171,475.02 = 61,681.80/x
  3. Step 3: Cross multiply
    114,273.48x = 171,475.02 × 61,681.80
  4. Step 4: Simplify right side
    114,273.48x = 10,576,887,888.64
  5. Step 5: Solve for x
    x = 10,576,887,888.64/114,273.48
  6. Step 6: Final answer
    x = 92,557.68

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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.