Home / 102,437.26-153,676.54-43,272.83

Finding the Fourth Proportional to 102,437.26, 153,676.54 and 43,272.83

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Solution

The fourth proportional to 102,437.26, 153,676.54 and 43,272.83 is: 64,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,437.26 : 153,676.54 = 43,272.83 : x
  2. Step 2: Convert to fraction form
    102,437.26/153,676.54 = 43,272.83/x
  3. Step 3: Cross multiply
    102,437.26x = 153,676.54 × 43,272.83
  4. Step 4: Simplify right side
    102,437.26x = 6,650,019,228.69
  5. Step 5: Solve for x
    x = 6,650,019,228.69/102,437.26
  6. Step 6: Final answer
    x = 64,917.97

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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.