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Finding the Fourth Proportional to 255,025.98, 382,189.02 and 161,364.06

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Solution

The fourth proportional to 255,025.98, 382,189.02 and 161,364.06 is: 241,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,025.98 : 382,189.02 = 161,364.06 : x
  2. Step 2: Convert to fraction form
    255,025.98/382,189.02 = 161,364.06/x
  3. Step 3: Cross multiply
    255,025.98x = 382,189.02 × 161,364.06
  4. Step 4: Simplify right side
    255,025.98x = 61,671,571,954.62
  5. Step 5: Solve for x
    x = 61,671,571,954.62/255,025.98
  6. Step 6: Final answer
    x = 241,824.66

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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.