Home / 112,045.12-168,018.40-33,165.44

Finding the Fourth Proportional to 112,045.12, 168,018.40 and 33,165.44

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Solution

The fourth proportional to 112,045.12, 168,018.40 and 33,165.44 is: 49,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,045.12 : 168,018.40 = 33,165.44 : x
  2. Step 2: Convert to fraction form
    112,045.12/168,018.40 = 33,165.44/x
  3. Step 3: Cross multiply
    112,045.12x = 168,018.40 × 33,165.44
  4. Step 4: Simplify right side
    112,045.12x = 5,572,404,164.10
  5. Step 5: Solve for x
    x = 5,572,404,164.10/112,045.12
  6. Step 6: Final answer
    x = 49,733.57

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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.