Home / 112,829.52-169,216.47-46,288.56

Finding the Fourth Proportional to 112,829.52, 169,216.47 and 46,288.56

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Solution

The fourth proportional to 112,829.52, 169,216.47 and 46,288.56 is: 69,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,829.52 : 169,216.47 = 46,288.56 : x
  2. Step 2: Convert to fraction form
    112,829.52/169,216.47 = 46,288.56/x
  3. Step 3: Cross multiply
    112,829.52x = 169,216.47 × 46,288.56
  4. Step 4: Simplify right side
    112,829.52x = 7,832,786,724.58
  5. Step 5: Solve for x
    x = 7,832,786,724.58/112,829.52
  6. Step 6: Final answer
    x = 69,421.43

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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.