Home / 183,390.90-253,091.64-102,823.62

Finding the Fourth Proportional to 183,390.90, 253,091.64 and 102,823.62

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Solution

The fourth proportional to 183,390.90, 253,091.64 and 102,823.62 is: 141,903.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,390.90 : 253,091.64 = 102,823.62 : x
  2. Step 2: Convert to fraction form
    183,390.90/253,091.64 = 102,823.62/x
  3. Step 3: Cross multiply
    183,390.90x = 253,091.64 × 102,823.62
  4. Step 4: Simplify right side
    183,390.90x = 26,023,798,616.54
  5. Step 5: Solve for x
    x = 26,023,798,616.54/183,390.90
  6. Step 6: Final answer
    x = 141,903.43

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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.