Home / 155,966.78-233,991.61-49,352.63

Finding the Fourth Proportional to 155,966.78, 233,991.61 and 49,352.63

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Solution

The fourth proportional to 155,966.78, 233,991.61 and 49,352.63 is: 74,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,966.78 : 233,991.61 = 49,352.63 : x
  2. Step 2: Convert to fraction form
    155,966.78/233,991.61 = 49,352.63/x
  3. Step 3: Cross multiply
    155,966.78x = 233,991.61 × 49,352.63
  4. Step 4: Simplify right side
    155,966.78x = 11,548,099,934.71
  5. Step 5: Solve for x
    x = 11,548,099,934.71/155,966.78
  6. Step 6: Final answer
    x = 74,042.05

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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.