Home / 112,016.12-154,577.77-61,027.43

Finding the Fourth Proportional to 112,016.12, 154,577.77 and 61,027.43

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Solution

The fourth proportional to 112,016.12, 154,577.77 and 61,027.43 is: 84,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,016.12 : 154,577.77 = 61,027.43 : x
  2. Step 2: Convert to fraction form
    112,016.12/154,577.77 = 61,027.43/x
  3. Step 3: Cross multiply
    112,016.12x = 154,577.77 × 61,027.43
  4. Step 4: Simplify right side
    112,016.12x = 9,433,483,112.77
  5. Step 5: Solve for x
    x = 9,433,483,112.77/112,016.12
  6. Step 6: Final answer
    x = 84,215.41

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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.