Home / 75,162.58-112,756.86-25,247.50

Finding the Fourth Proportional to 75,162.58, 112,756.86 and 25,247.50

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Solution

The fourth proportional to 75,162.58, 112,756.86 and 25,247.50 is: 37,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,162.58 : 112,756.86 = 25,247.50 : x
  2. Step 2: Convert to fraction form
    75,162.58/112,756.86 = 25,247.50/x
  3. Step 3: Cross multiply
    75,162.58x = 112,756.86 × 25,247.50
  4. Step 4: Simplify right side
    75,162.58x = 2,846,828,822.85
  5. Step 5: Solve for x
    x = 2,846,828,822.85/75,162.58
  6. Step 6: Final answer
    x = 37,875.61

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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.