Home / 357,860.86-536,791.50-168,182.06

Finding the Fourth Proportional to 357,860.86, 536,791.50 and 168,182.06

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Solution

The fourth proportional to 357,860.86, 536,791.50 and 168,182.06 is: 252,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,860.86 : 536,791.50 = 168,182.06 : x
  2. Step 2: Convert to fraction form
    357,860.86/536,791.50 = 168,182.06/x
  3. Step 3: Cross multiply
    357,860.86x = 536,791.50 × 168,182.06
  4. Step 4: Simplify right side
    357,860.86x = 90,278,697,576.53
  5. Step 5: Solve for x
    x = 90,278,697,576.53/357,860.86
  6. Step 6: Final answer
    x = 252,273.18

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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.