Home / 82,752.17-114,206.40-48,771.60

Finding the Fourth Proportional to 82,752.17, 114,206.40 and 48,771.60

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Solution

The fourth proportional to 82,752.17, 114,206.40 and 48,771.60 is: 67,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,752.17 : 114,206.40 = 48,771.60 : x
  2. Step 2: Convert to fraction form
    82,752.17/114,206.40 = 48,771.60/x
  3. Step 3: Cross multiply
    82,752.17x = 114,206.40 × 48,771.60
  4. Step 4: Simplify right side
    82,752.17x = 5,570,028,858.24
  5. Step 5: Solve for x
    x = 5,570,028,858.24/82,752.17
  6. Step 6: Final answer
    x = 67,309.76

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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.