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Finding the Fourth Proportional to 104,851, 144,700.14 and 60,141.88

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Solution

The fourth proportional to 104,851, 144,700.14 and 60,141.88 is: 82,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,851 : 144,700.14 = 60,141.88 : x
  2. Step 2: Convert to fraction form
    104,851/144,700.14 = 60,141.88/x
  3. Step 3: Cross multiply
    104,851x = 144,700.14 × 60,141.88
  4. Step 4: Simplify right side
    104,851x = 8,702,538,455.86
  5. Step 5: Solve for x
    x = 8,702,538,455.86/104,851
  6. Step 6: Final answer
    x = 82,999.10

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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.