Home / 155,146.15-232,732.57-42,826.38

Finding the Fourth Proportional to 155,146.15, 232,732.57 and 42,826.38

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Solution

The fourth proportional to 155,146.15, 232,732.57 and 42,826.38 is: 64,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,146.15 : 232,732.57 = 42,826.38 : x
  2. Step 2: Convert to fraction form
    155,146.15/232,732.57 = 42,826.38/x
  3. Step 3: Cross multiply
    155,146.15x = 232,732.57 × 42,826.38
  4. Step 4: Simplify right side
    155,146.15x = 9,967,093,481.20
  5. Step 5: Solve for x
    x = 9,967,093,481.20/155,146.15
  6. Step 6: Final answer
    x = 64,243.25

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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.