Home / 134,861.72-186,179.16-98,522.39

Finding the Fourth Proportional to 134,861.72, 186,179.16 and 98,522.39

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Solution

The fourth proportional to 134,861.72, 186,179.16 and 98,522.39 is: 136,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,861.72 : 186,179.16 = 98,522.39 : x
  2. Step 2: Convert to fraction form
    134,861.72/186,179.16 = 98,522.39/x
  3. Step 3: Cross multiply
    134,861.72x = 186,179.16 × 98,522.39
  4. Step 4: Simplify right side
    134,861.72x = 18,342,815,811.39
  5. Step 5: Solve for x
    x = 18,342,815,811.39/134,861.72
  6. Step 6: Final answer
    x = 136,012.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.