Home / 104,631.58-144,422.49-62,218.36

Finding the Fourth Proportional to 104,631.58, 144,422.49 and 62,218.36

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Solution

The fourth proportional to 104,631.58, 144,422.49 and 62,218.36 is: 85,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,631.58 : 144,422.49 = 62,218.36 : x
  2. Step 2: Convert to fraction form
    104,631.58/144,422.49 = 62,218.36/x
  3. Step 3: Cross multiply
    104,631.58x = 144,422.49 × 62,218.36
  4. Step 4: Simplify right side
    104,631.58x = 8,985,730,474.92
  5. Step 5: Solve for x
    x = 8,985,730,474.92/104,631.58
  6. Step 6: Final answer
    x = 85,879.72

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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.