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Finding the Fourth Proportional to 366,325.76, 549,483.22 and 100,085.80

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Solution

The fourth proportional to 366,325.76, 549,483.22 and 100,085.80 is: 150,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,325.76 : 549,483.22 = 100,085.80 : x
  2. Step 2: Convert to fraction form
    366,325.76/549,483.22 = 100,085.80/x
  3. Step 3: Cross multiply
    366,325.76x = 549,483.22 × 100,085.80
  4. Step 4: Simplify right side
    366,325.76x = 54,995,467,660.28
  5. Step 5: Solve for x
    x = 54,995,467,660.28/366,325.76
  6. Step 6: Final answer
    x = 150,127.22

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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.