Home / 129,147.02-193,705.92-44,892.98

Finding the Fourth Proportional to 129,147.02, 193,705.92 and 44,892.98

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Solution

The fourth proportional to 129,147.02, 193,705.92 and 44,892.98 is: 67,334.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,147.02 : 193,705.92 = 44,892.98 : x
  2. Step 2: Convert to fraction form
    129,147.02/193,705.92 = 44,892.98/x
  3. Step 3: Cross multiply
    129,147.02x = 193,705.92 × 44,892.98
  4. Step 4: Simplify right side
    129,147.02x = 8,696,035,992.44
  5. Step 5: Solve for x
    x = 8,696,035,992.44/129,147.02
  6. Step 6: Final answer
    x = 67,334.39

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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.