Home / 178,975.61-268,406.69-60,619.28

Finding the Fourth Proportional to 178,975.61, 268,406.69 and 60,619.28

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Solution

The fourth proportional to 178,975.61, 268,406.69 and 60,619.28 is: 90,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,975.61 : 268,406.69 = 60,619.28 : x
  2. Step 2: Convert to fraction form
    178,975.61/268,406.69 = 60,619.28/x
  3. Step 3: Cross multiply
    178,975.61x = 268,406.69 × 60,619.28
  4. Step 4: Simplify right side
    178,975.61x = 16,270,618,649.85
  5. Step 5: Solve for x
    x = 16,270,618,649.85/178,975.61
  6. Step 6: Final answer
    x = 90,909.70

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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.