Home / 112,024.22-154,595.20-61,039.36

Finding the Fourth Proportional to 112,024.22, 154,595.20 and 61,039.36

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Solution

The fourth proportional to 112,024.22, 154,595.20 and 61,039.36 is: 84,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,024.22 : 154,595.20 = 61,039.36 : x
  2. Step 2: Convert to fraction form
    112,024.22/154,595.20 = 61,039.36/x
  3. Step 3: Cross multiply
    112,024.22x = 154,595.20 × 61,039.36
  4. Step 4: Simplify right side
    112,024.22x = 9,436,392,067.07
  5. Step 5: Solve for x
    x = 9,436,392,067.07/112,024.22
  6. Step 6: Final answer
    x = 84,235.28

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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.