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Finding the Fourth Proportional to 252,957.96, 379,632.78 and 95,329.80

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Solution

The fourth proportional to 252,957.96, 379,632.78 and 95,329.80 is: 143,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,957.96 : 379,632.78 = 95,329.80 : x
  2. Step 2: Convert to fraction form
    252,957.96/379,632.78 = 95,329.80/x
  3. Step 3: Cross multiply
    252,957.96x = 379,632.78 × 95,329.80
  4. Step 4: Simplify right side
    252,957.96x = 36,190,316,990.84
  5. Step 5: Solve for x
    x = 36,190,316,990.84/252,957.96
  6. Step 6: Final answer
    x = 143,068.50

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1.5x scale

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.