Home / 207,056.72-310,591.99-57,284.47

Finding the Fourth Proportional to 207,056.72, 310,591.99 and 57,284.47

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Solution

The fourth proportional to 207,056.72, 310,591.99 and 57,284.47 is: 85,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,056.72 : 310,591.99 = 57,284.47 : x
  2. Step 2: Convert to fraction form
    207,056.72/310,591.99 = 57,284.47/x
  3. Step 3: Cross multiply
    207,056.72x = 310,591.99 × 57,284.47
  4. Step 4: Simplify right side
    207,056.72x = 17,792,096,470.49
  5. Step 5: Solve for x
    x = 17,792,096,470.49/207,056.72
  6. Step 6: Final answer
    x = 85,928.61

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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.