Home / 98,696.24-136,202.18-55,677.72

Finding the Fourth Proportional to 98,696.24, 136,202.18 and 55,677.72

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Solution

The fourth proportional to 98,696.24, 136,202.18 and 55,677.72 is: 76,836.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,696.24 : 136,202.18 = 55,677.72 : x
  2. Step 2: Convert to fraction form
    98,696.24/136,202.18 = 55,677.72/x
  3. Step 3: Cross multiply
    98,696.24x = 136,202.18 × 55,677.72
  4. Step 4: Simplify right side
    98,696.24x = 7,583,426,841.43
  5. Step 5: Solve for x
    x = 7,583,426,841.43/98,696.24
  6. Step 6: Final answer
    x = 76,836.03

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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.