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Finding the Fourth Proportional to 171,291.03, 256,942.19 and 58,970.08

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Solution

The fourth proportional to 171,291.03, 256,942.19 and 58,970.08 is: 88,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,291.03 : 256,942.19 = 58,970.08 : x
  2. Step 2: Convert to fraction form
    171,291.03/256,942.19 = 58,970.08/x
  3. Step 3: Cross multiply
    171,291.03x = 256,942.19 × 58,970.08
  4. Step 4: Simplify right side
    171,291.03x = 15,151,901,499.68
  5. Step 5: Solve for x
    x = 15,151,901,499.68/171,291.03
  6. Step 6: Final answer
    x = 88,457.06

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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.