Home / 255,511.04-383,322.65-75,582.41

Finding the Fourth Proportional to 255,511.04, 383,322.65 and 75,582.41

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Solution

The fourth proportional to 255,511.04, 383,322.65 and 75,582.41 is: 113,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,511.04 : 383,322.65 = 75,582.41 : x
  2. Step 2: Convert to fraction form
    255,511.04/383,322.65 = 75,582.41/x
  3. Step 3: Cross multiply
    255,511.04x = 383,322.65 × 75,582.41
  4. Step 4: Simplify right side
    255,511.04x = 28,972,447,400.06
  5. Step 5: Solve for x
    x = 28,972,447,400.06/255,511.04
  6. Step 6: Final answer
    x = 113,390.20

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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.