Home / 126,933.54-175,176.45-70,348.56

Finding the Fourth Proportional to 126,933.54, 175,176.45 and 70,348.56

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Solution

The fourth proportional to 126,933.54, 175,176.45 and 70,348.56 is: 97,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,933.54 : 175,176.45 = 70,348.56 : x
  2. Step 2: Convert to fraction form
    126,933.54/175,176.45 = 70,348.56/x
  3. Step 3: Cross multiply
    126,933.54x = 175,176.45 × 70,348.56
  4. Step 4: Simplify right side
    126,933.54x = 12,323,411,003.41
  5. Step 5: Solve for x
    x = 12,323,411,003.41/126,933.54
  6. Step 6: Final answer
    x = 97,085.54

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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.