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Finding the Fourth Proportional to 99,060, 148,613.04 and 33,396

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Solution

The fourth proportional to 99,060, 148,613.04 and 33,396 is: 50,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,060 : 148,613.04 = 33,396 : x
  2. Step 2: Convert to fraction form
    99,060/148,613.04 = 33,396/x
  3. Step 3: Cross multiply
    99,060x = 148,613.04 × 33,396
  4. Step 4: Simplify right side
    99,060x = 4,963,081,083.84
  5. Step 5: Solve for x
    x = 4,963,081,083.84/99,060
  6. Step 6: Final answer
    x = 50,101.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.