Home / 119,730.32-179,323.62-92,860.61

Finding the Fourth Proportional to 119,730.32, 179,323.62 and 92,860.61

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Solution

The fourth proportional to 119,730.32, 179,323.62 and 92,860.61 is: 139,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,730.32 : 179,323.62 = 92,860.61 : x
  2. Step 2: Convert to fraction form
    119,730.32/179,323.62 = 92,860.61/x
  3. Step 3: Cross multiply
    119,730.32x = 179,323.62 × 92,860.61
  4. Step 4: Simplify right side
    119,730.32x = 16,652,100,740.61
  5. Step 5: Solve for x
    x = 16,652,100,740.61/119,730.32
  6. Step 6: Final answer
    x = 139,080.07

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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.