Home / 112,742.78-169,115.58-33,852.42

Finding the Fourth Proportional to 112,742.78, 169,115.58 and 33,852.42

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Solution

The fourth proportional to 112,742.78, 169,115.58 and 33,852.42 is: 50,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,742.78 : 169,115.58 = 33,852.42 : x
  2. Step 2: Convert to fraction form
    112,742.78/169,115.58 = 33,852.42/x
  3. Step 3: Cross multiply
    112,742.78x = 169,115.58 × 33,852.42
  4. Step 4: Simplify right side
    112,742.78x = 5,724,971,642.70
  5. Step 5: Solve for x
    x = 5,724,971,642.70/112,742.78
  6. Step 6: Final answer
    x = 50,779.06

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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.