Home / 82,927.13-114,439.64-45,201.38

Finding the Fourth Proportional to 82,927.13, 114,439.64 and 45,201.38

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Solution

The fourth proportional to 82,927.13, 114,439.64 and 45,201.38 is: 62,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,927.13 : 114,439.64 = 45,201.38 : x
  2. Step 2: Convert to fraction form
    82,927.13/114,439.64 = 45,201.38/x
  3. Step 3: Cross multiply
    82,927.13x = 114,439.64 × 45,201.38
  4. Step 4: Simplify right side
    82,927.13x = 5,172,828,856.50
  5. Step 5: Solve for x
    x = 5,172,828,856.50/82,927.13
  6. Step 6: Final answer
    x = 62,378.01

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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.