Home / 75,329.37-112,988.55-35,357.46

Finding the Fourth Proportional to 75,329.37, 112,988.55 and 35,357.46

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Solution

The fourth proportional to 75,329.37, 112,988.55 and 35,357.46 is: 53,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,329.37 : 112,988.55 = 35,357.46 : x
  2. Step 2: Convert to fraction form
    75,329.37/112,988.55 = 35,357.46/x
  3. Step 3: Cross multiply
    75,329.37x = 112,988.55 × 35,357.46
  4. Step 4: Simplify right side
    75,329.37x = 3,994,988,137.08
  5. Step 5: Solve for x
    x = 3,994,988,137.08/75,329.37
  6. Step 6: Final answer
    x = 53,033.61

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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.