Home / 51,206.40-76,809.60-33,491.70

Finding the Fourth Proportional to 51,206.40, 76,809.60 and 33,491.70

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Solution

The fourth proportional to 51,206.40, 76,809.60 and 33,491.70 is: 50,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,206.40 : 76,809.60 = 33,491.70 : x
  2. Step 2: Convert to fraction form
    51,206.40/76,809.60 = 33,491.70/x
  3. Step 3: Cross multiply
    51,206.40x = 76,809.60 × 33,491.70
  4. Step 4: Simplify right side
    51,206.40x = 2,572,484,080.32
  5. Step 5: Solve for x
    x = 2,572,484,080.32/51,206.40
  6. Step 6: Final answer
    x = 50,237.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.