Home / 176,896.28-265,343.82-71,715

Finding the Fourth Proportional to 176,896.28, 265,343.82 and 71,715

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Solution

The fourth proportional to 176,896.28, 265,343.82 and 71,715 is: 107,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,896.28 : 265,343.82 = 71,715 : x
  2. Step 2: Convert to fraction form
    176,896.28/265,343.82 = 71,715/x
  3. Step 3: Cross multiply
    176,896.28x = 265,343.82 × 71,715
  4. Step 4: Simplify right side
    176,896.28x = 19,029,132,051.30
  5. Step 5: Solve for x
    x = 19,029,132,051.30/176,896.28
  6. Step 6: Final answer
    x = 107,572.26

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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.