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Finding the Fourth Proportional to 175,998.84, 242,876.92 and 99,532.94

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Solution

The fourth proportional to 175,998.84, 242,876.92 and 99,532.94 is: 137,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,998.84 : 242,876.92 = 99,532.94 : x
  2. Step 2: Convert to fraction form
    175,998.84/242,876.92 = 99,532.94/x
  3. Step 3: Cross multiply
    175,998.84x = 242,876.92 × 99,532.94
  4. Step 4: Simplify right side
    175,998.84x = 24,174,253,905.74
  5. Step 5: Solve for x
    x = 24,174,253,905.74/175,998.84
  6. Step 6: Final answer
    x = 137,354.62

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1.5x scale

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.