Home / 75,013.44-112,575.52-35,570.72

Finding the Fourth Proportional to 75,013.44, 112,575.52 and 35,570.72

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Solution

The fourth proportional to 75,013.44, 112,575.52 and 35,570.72 is: 53,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,013.44 : 112,575.52 = 35,570.72 : x
  2. Step 2: Convert to fraction form
    75,013.44/112,575.52 = 35,570.72/x
  3. Step 3: Cross multiply
    75,013.44x = 112,575.52 × 35,570.72
  4. Step 4: Simplify right side
    75,013.44x = 4,004,392,300.77
  5. Step 5: Solve for x
    x = 4,004,392,300.77/75,013.44
  6. Step 6: Final answer
    x = 53,382.33

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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.