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Finding the Fourth Proportional to 114,460.62, 171,715.54 and 38,566.71

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Solution

The fourth proportional to 114,460.62, 171,715.54 and 38,566.71 is: 57,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,460.62 : 171,715.54 = 38,566.71 : x
  2. Step 2: Convert to fraction form
    114,460.62/171,715.54 = 38,566.71/x
  3. Step 3: Cross multiply
    114,460.62x = 171,715.54 × 38,566.71
  4. Step 4: Simplify right side
    114,460.62x = 6,622,502,575.10
  5. Step 5: Solve for x
    x = 6,622,502,575.10/114,460.62
  6. Step 6: Final answer
    x = 57,858.35

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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.