Home / 127,284.33-175,632.87-73,558.98

Finding the Fourth Proportional to 127,284.33, 175,632.87 and 73,558.98

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Solution

The fourth proportional to 127,284.33, 175,632.87 and 73,558.98 is: 101,500.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,284.33 : 175,632.87 = 73,558.98 : x
  2. Step 2: Convert to fraction form
    127,284.33/175,632.87 = 73,558.98/x
  3. Step 3: Cross multiply
    127,284.33x = 175,632.87 × 73,558.98
  4. Step 4: Simplify right side
    127,284.33x = 12,919,374,771.67
  5. Step 5: Solve for x
    x = 12,919,374,771.67/127,284.33
  6. Step 6: Final answer
    x = 101,500.12

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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.