Home / 112,818.48-169,149.96-53,604.24

Finding the Fourth Proportional to 112,818.48, 169,149.96 and 53,604.24

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Solution

The fourth proportional to 112,818.48, 169,149.96 and 53,604.24 is: 80,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,818.48 : 169,149.96 = 53,604.24 : x
  2. Step 2: Convert to fraction form
    112,818.48/169,149.96 = 53,604.24/x
  3. Step 3: Cross multiply
    112,818.48x = 169,149.96 × 53,604.24
  4. Step 4: Simplify right side
    112,818.48x = 9,067,155,051.83
  5. Step 5: Solve for x
    x = 9,067,155,051.83/112,818.48
  6. Step 6: Final answer
    x = 80,369.41

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1.5x scale

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.