Home / 91,304.83-126,039.46-55,506.27

Finding the Fourth Proportional to 91,304.83, 126,039.46 and 55,506.27

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Solution

The fourth proportional to 91,304.83, 126,039.46 and 55,506.27 is: 76,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,304.83 : 126,039.46 = 55,506.27 : x
  2. Step 2: Convert to fraction form
    91,304.83/126,039.46 = 55,506.27/x
  3. Step 3: Cross multiply
    91,304.83x = 126,039.46 × 55,506.27
  4. Step 4: Simplify right side
    91,304.83x = 6,995,980,297.41
  5. Step 5: Solve for x
    x = 6,995,980,297.41/91,304.83
  6. Step 6: Final answer
    x = 76,622.24

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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.