Home / 102,301.73-153,473.64-43,137.57

Finding the Fourth Proportional to 102,301.73, 153,473.64 and 43,137.57

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Solution

The fourth proportional to 102,301.73, 153,473.64 and 43,137.57 is: 64,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,301.73 : 153,473.64 = 43,137.57 : x
  2. Step 2: Convert to fraction form
    102,301.73/153,473.64 = 43,137.57/x
  3. Step 3: Cross multiply
    102,301.73x = 153,473.64 × 43,137.57
  4. Step 4: Simplify right side
    102,301.73x = 6,620,479,672.97
  5. Step 5: Solve for x
    x = 6,620,479,672.97/102,301.73
  6. Step 6: Final answer
    x = 64,715.23

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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.