Home / 127,039.03-175,313.82-70,450.41

Finding the Fourth Proportional to 127,039.03, 175,313.82 and 70,450.41

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Solution

The fourth proportional to 127,039.03, 175,313.82 and 70,450.41 is: 97,221.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,039.03 : 175,313.82 = 70,450.41 : x
  2. Step 2: Convert to fraction form
    127,039.03/175,313.82 = 70,450.41/x
  3. Step 3: Cross multiply
    127,039.03x = 175,313.82 × 70,450.41
  4. Step 4: Simplify right side
    127,039.03x = 12,350,930,036.86
  5. Step 5: Solve for x
    x = 12,350,930,036.86/127,039.03
  6. Step 6: Final answer
    x = 97,221.54

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1.5x scale

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.