Home / 113,211.88-169,094.40-102,522.94

Finding the Fourth Proportional to 113,211.88, 169,094.40 and 102,522.94

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Solution

The fourth proportional to 113,211.88, 169,094.40 and 102,522.94 is: 153,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,211.88 : 169,094.40 = 102,522.94 : x
  2. Step 2: Convert to fraction form
    113,211.88/169,094.40 = 102,522.94/x
  3. Step 3: Cross multiply
    113,211.88x = 169,094.40 × 102,522.94
  4. Step 4: Simplify right side
    113,211.88x = 17,336,055,025.54
  5. Step 5: Solve for x
    x = 17,336,055,025.54/113,211.88
  6. Step 6: Final answer
    x = 153,129.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.