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Finding the Fourth Proportional to 104,463.04, 144,144.48 and 61,444.48

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Solution

The fourth proportional to 104,463.04, 144,144.48 and 61,444.48 is: 84,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,463.04 : 144,144.48 = 61,444.48 : x
  2. Step 2: Convert to fraction form
    104,463.04/144,144.48 = 61,444.48/x
  3. Step 3: Cross multiply
    104,463.04x = 144,144.48 × 61,444.48
  4. Step 4: Simplify right side
    104,463.04x = 8,856,882,618.47
  5. Step 5: Solve for x
    x = 8,856,882,618.47/104,463.04
  6. Step 6: Final answer
    x = 84,784.84

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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.