Home / 112,015.09-168,022.23-52,818.67

Finding the Fourth Proportional to 112,015.09, 168,022.23 and 52,818.67

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Solution

The fourth proportional to 112,015.09, 168,022.23 and 52,818.67 is: 79,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,015.09 : 168,022.23 = 52,818.67 : x
  2. Step 2: Convert to fraction form
    112,015.09/168,022.23 = 52,818.67/x
  3. Step 3: Cross multiply
    112,015.09x = 168,022.23 × 52,818.67
  4. Step 4: Simplify right side
    112,015.09x = 8,874,710,719.03
  5. Step 5: Solve for x
    x = 8,874,710,719.03/112,015.09
  6. Step 6: Final answer
    x = 79,227.81

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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.