Home / 102,196.64-153,239.37-35,618.90

Finding the Fourth Proportional to 102,196.64, 153,239.37 and 35,618.90

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Solution

The fourth proportional to 102,196.64, 153,239.37 and 35,618.90 is: 53,408.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,196.64 : 153,239.37 = 35,618.90 : x
  2. Step 2: Convert to fraction form
    102,196.64/153,239.37 = 35,618.90/x
  3. Step 3: Cross multiply
    102,196.64x = 153,239.37 × 35,618.90
  4. Step 4: Simplify right side
    102,196.64x = 5,458,217,796.09
  5. Step 5: Solve for x
    x = 5,458,217,796.09/102,196.64
  6. Step 6: Final answer
    x = 53,408.98

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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.