Home / 104,898.48-144,813.51-71,085.66

Finding the Fourth Proportional to 104,898.48, 144,813.51 and 71,085.66

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Solution

The fourth proportional to 104,898.48, 144,813.51 and 71,085.66 is: 98,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,898.48 : 144,813.51 = 71,085.66 : x
  2. Step 2: Convert to fraction form
    104,898.48/144,813.51 = 71,085.66/x
  3. Step 3: Cross multiply
    104,898.48x = 144,813.51 × 71,085.66
  4. Step 4: Simplify right side
    104,898.48x = 10,294,163,935.27
  5. Step 5: Solve for x
    x = 10,294,163,935.27/104,898.48
  6. Step 6: Final answer
    x = 98,134.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.