Home / 82,936.52-114,452.40-45,210.80

Finding the Fourth Proportional to 82,936.52, 114,452.40 and 45,210.80

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Solution

The fourth proportional to 82,936.52, 114,452.40 and 45,210.80 is: 62,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,936.52 : 114,452.40 = 45,210.80 : x
  2. Step 2: Convert to fraction form
    82,936.52/114,452.40 = 45,210.80/x
  3. Step 3: Cross multiply
    82,936.52x = 114,452.40 × 45,210.80
  4. Step 4: Simplify right side
    82,936.52x = 5,174,484,565.92
  5. Step 5: Solve for x
    x = 5,174,484,565.92/82,936.52
  6. Step 6: Final answer
    x = 62,390.91

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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.