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Finding the Fourth Proportional to 255,017.50, 382,523.97 and 95,088

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Solution

The fourth proportional to 255,017.50, 382,523.97 and 95,088 is: 142,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,017.50 : 382,523.97 = 95,088 : x
  2. Step 2: Convert to fraction form
    255,017.50/382,523.97 = 95,088/x
  3. Step 3: Cross multiply
    255,017.50x = 382,523.97 × 95,088
  4. Step 4: Simplify right side
    255,017.50x = 36,373,439,259.36
  5. Step 5: Solve for x
    x = 36,373,439,259.36/255,017.50
  6. Step 6: Final answer
    x = 142,631.15

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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.