Home / 176,515.86-243,590.04-131,395.62

Finding the Fourth Proportional to 176,515.86, 243,590.04 and 131,395.62

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Solution

The fourth proportional to 176,515.86, 243,590.04 and 131,395.62 is: 181,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,515.86 : 243,590.04 = 131,395.62 : x
  2. Step 2: Convert to fraction form
    176,515.86/243,590.04 = 131,395.62/x
  3. Step 3: Cross multiply
    176,515.86x = 243,590.04 × 131,395.62
  4. Step 4: Simplify right side
    176,515.86x = 32,006,664,331.62
  5. Step 5: Solve for x
    x = 32,006,664,331.62/176,515.86
  6. Step 6: Final answer
    x = 181,324.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.