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Finding the Fourth Proportional to 183,066.72, 252,602.72 and 102,497.60

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Solution

The fourth proportional to 183,066.72, 252,602.72 and 102,497.60 is: 141,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,066.72 : 252,602.72 = 102,497.60 : x
  2. Step 2: Convert to fraction form
    183,066.72/252,602.72 = 102,497.60/x
  3. Step 3: Cross multiply
    183,066.72x = 252,602.72 × 102,497.60
  4. Step 4: Simplify right side
    183,066.72x = 25,891,172,553.47
  5. Step 5: Solve for x
    x = 25,891,172,553.47/183,066.72
  6. Step 6: Final answer
    x = 141,430.25

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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.