Home / 233,977.20-351,030.60-155,245.20

Finding the Fourth Proportional to 233,977.20, 351,030.60 and 155,245.20

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Solution

The fourth proportional to 233,977.20, 351,030.60 and 155,245.20 is: 232,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,977.20 : 351,030.60 = 155,245.20 : x
  2. Step 2: Convert to fraction form
    233,977.20/351,030.60 = 155,245.20/x
  3. Step 3: Cross multiply
    233,977.20x = 351,030.60 × 155,245.20
  4. Step 4: Simplify right side
    233,977.20x = 54,495,815,703.12
  5. Step 5: Solve for x
    x = 54,495,815,703.12/233,977.20
  6. Step 6: Final answer
    x = 232,910.80

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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.