Home / 91,554.32-126,334.52-51,262.48

Finding the Fourth Proportional to 91,554.32, 126,334.52 and 51,262.48

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Solution

The fourth proportional to 91,554.32, 126,334.52 and 51,262.48 is: 70,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,554.32 : 126,334.52 = 51,262.48 : x
  2. Step 2: Convert to fraction form
    91,554.32/126,334.52 = 51,262.48/x
  3. Step 3: Cross multiply
    91,554.32x = 126,334.52 × 51,262.48
  4. Step 4: Simplify right side
    91,554.32x = 6,476,220,804.81
  5. Step 5: Solve for x
    x = 6,476,220,804.81/91,554.32
  6. Step 6: Final answer
    x = 70,736.38

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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.