Home / 96,861.51-145,214.51-54,715.59

Finding the Fourth Proportional to 96,861.51, 145,214.51 and 54,715.59

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Solution

The fourth proportional to 96,861.51, 145,214.51 and 54,715.59 is: 82,029.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,861.51 : 145,214.51 = 54,715.59 : x
  2. Step 2: Convert to fraction form
    96,861.51/145,214.51 = 54,715.59/x
  3. Step 3: Cross multiply
    96,861.51x = 145,214.51 × 54,715.59
  4. Step 4: Simplify right side
    96,861.51x = 7,945,497,317.63
  5. Step 5: Solve for x
    x = 7,945,497,317.63/96,861.51
  6. Step 6: Final answer
    x = 82,029.46

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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.