Home / 82,790.46-114,250.05-45,064.62

Finding the Fourth Proportional to 82,790.46, 114,250.05 and 45,064.62

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Solution

The fourth proportional to 82,790.46, 114,250.05 and 45,064.62 is: 62,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,790.46 : 114,250.05 = 45,064.62 : x
  2. Step 2: Convert to fraction form
    82,790.46/114,250.05 = 45,064.62/x
  3. Step 3: Cross multiply
    82,790.46x = 114,250.05 × 45,064.62
  4. Step 4: Simplify right side
    82,790.46x = 5,148,635,088.23
  5. Step 5: Solve for x
    x = 5,148,635,088.23/82,790.46
  6. Step 6: Final answer
    x = 62,188.75

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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.