Home / 82,774.12-114,228.79-45,048.76

Finding the Fourth Proportional to 82,774.12, 114,228.79 and 45,048.76

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Solution

The fourth proportional to 82,774.12, 114,228.79 and 45,048.76 is: 62,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,774.12 : 114,228.79 = 45,048.76 : x
  2. Step 2: Convert to fraction form
    82,774.12/114,228.79 = 45,048.76/x
  3. Step 3: Cross multiply
    82,774.12x = 114,228.79 × 45,048.76
  4. Step 4: Simplify right side
    82,774.12x = 5,145,864,774.66
  5. Step 5: Solve for x
    x = 5,145,864,774.66/82,774.12
  6. Step 6: Final answer
    x = 62,167.56

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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.