Home / 172,212.86-237,644.61-96,756.50

Finding the Fourth Proportional to 172,212.86, 237,644.61 and 96,756.50

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Solution

The fourth proportional to 172,212.86, 237,644.61 and 96,756.50 is: 133,518.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,212.86 : 237,644.61 = 96,756.50 : x
  2. Step 2: Convert to fraction form
    172,212.86/237,644.61 = 96,756.50/x
  3. Step 3: Cross multiply
    172,212.86x = 237,644.61 × 96,756.50
  4. Step 4: Simplify right side
    172,212.86x = 22,993,660,707.47
  5. Step 5: Solve for x
    x = 22,993,660,707.47/172,212.86
  6. Step 6: Final answer
    x = 133,518.84

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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.