Home / 112,443.12-168,690.12-33,554.40

Finding the Fourth Proportional to 112,443.12, 168,690.12 and 33,554.40

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Solution

The fourth proportional to 112,443.12, 168,690.12 and 33,554.40 is: 50,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,443.12 : 168,690.12 = 33,554.40 : x
  2. Step 2: Convert to fraction form
    112,443.12/168,690.12 = 33,554.40/x
  3. Step 3: Cross multiply
    112,443.12x = 168,690.12 × 33,554.40
  4. Step 4: Simplify right side
    112,443.12x = 5,660,295,762.53
  5. Step 5: Solve for x
    x = 5,660,295,762.53/112,443.12
  6. Step 6: Final answer
    x = 50,339.19

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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.