Home / 309,236.10-463,828.23-98,817.54

Finding the Fourth Proportional to 309,236.10, 463,828.23 and 98,817.54

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Solution

The fourth proportional to 309,236.10, 463,828.23 and 98,817.54 is: 148,218.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,236.10 : 463,828.23 = 98,817.54 : x
  2. Step 2: Convert to fraction form
    309,236.10/463,828.23 = 98,817.54/x
  3. Step 3: Cross multiply
    309,236.10x = 463,828.23 × 98,817.54
  4. Step 4: Simplify right side
    309,236.10x = 45,834,364,671.15
  5. Step 5: Solve for x
    x = 45,834,364,671.15/309,236.10
  6. Step 6: Final answer
    x = 148,218.03

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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.