Home / 255,112.20-382,814.10-97,453.80

Finding the Fourth Proportional to 255,112.20, 382,814.10 and 97,453.80

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Solution

The fourth proportional to 255,112.20, 382,814.10 and 97,453.80 is: 146,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,112.20 : 382,814.10 = 97,453.80 : x
  2. Step 2: Convert to fraction form
    255,112.20/382,814.10 = 97,453.80/x
  3. Step 3: Cross multiply
    255,112.20x = 382,814.10 × 97,453.80
  4. Step 4: Simplify right side
    255,112.20x = 37,306,688,738.58
  5. Step 5: Solve for x
    x = 37,306,688,738.58/255,112.20
  6. Step 6: Final answer
    x = 146,236.40

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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.