Home / 132,945.17-183,532.04-102,662.51

Finding the Fourth Proportional to 132,945.17, 183,532.04 and 102,662.51

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Solution

The fourth proportional to 132,945.17, 183,532.04 and 102,662.51 is: 141,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945.17 : 183,532.04 = 102,662.51 : x
  2. Step 2: Convert to fraction form
    132,945.17/183,532.04 = 102,662.51/x
  3. Step 3: Cross multiply
    132,945.17x = 183,532.04 × 102,662.51
  4. Step 4: Simplify right side
    132,945.17x = 18,841,860,148.48
  5. Step 5: Solve for x
    x = 18,841,860,148.48/132,945.17
  6. Step 6: Final answer
    x = 141,726.55

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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.