Home / 82,774.13-114,228.29-45,048.65

Finding the Fourth Proportional to 82,774.13, 114,228.29 and 45,048.65

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Solution

The fourth proportional to 82,774.13, 114,228.29 and 45,048.65 is: 62,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,774.13 : 114,228.29 = 45,048.65 : x
  2. Step 2: Convert to fraction form
    82,774.13/114,228.29 = 45,048.65/x
  3. Step 3: Cross multiply
    82,774.13x = 114,228.29 × 45,048.65
  4. Step 4: Simplify right side
    82,774.13x = 5,145,829,797.79
  5. Step 5: Solve for x
    x = 5,145,829,797.79/82,774.13
  6. Step 6: Final answer
    x = 62,167.13

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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.