Home / 104,753.12-144,558.99-57,006.23

Finding the Fourth Proportional to 104,753.12, 144,558.99 and 57,006.23

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Solution

The fourth proportional to 104,753.12, 144,558.99 and 57,006.23 is: 78,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,753.12 : 144,558.99 = 57,006.23 : x
  2. Step 2: Convert to fraction form
    104,753.12/144,558.99 = 57,006.23/x
  3. Step 3: Cross multiply
    104,753.12x = 144,558.99 × 57,006.23
  4. Step 4: Simplify right side
    104,753.12x = 8,240,762,309.71
  5. Step 5: Solve for x
    x = 8,240,762,309.71/104,753.12
  6. Step 6: Final answer
    x = 78,668.42

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1.5x scale

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.