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Finding the Fourth Proportional to 103,675.01, 155,505.22 and 40,483.26

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Solution

The fourth proportional to 103,675.01, 155,505.22 and 40,483.26 is: 60,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,675.01 : 155,505.22 = 40,483.26 : x
  2. Step 2: Convert to fraction form
    103,675.01/155,505.22 = 40,483.26/x
  3. Step 3: Cross multiply
    103,675.01x = 155,505.22 × 40,483.26
  4. Step 4: Simplify right side
    103,675.01x = 6,295,358,252.62
  5. Step 5: Solve for x
    x = 6,295,358,252.62/103,675.01
  6. Step 6: Final answer
    x = 60,722.04

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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.