Home / 54,969.40-82,356.90-46,610.20

Finding the Fourth Proportional to 54,969.40, 82,356.90 and 46,610.20

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Solution

The fourth proportional to 54,969.40, 82,356.90 and 46,610.20 is: 69,832.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,969.40 : 82,356.90 = 46,610.20 : x
  2. Step 2: Convert to fraction form
    54,969.40/82,356.90 = 46,610.20/x
  3. Step 3: Cross multiply
    54,969.40x = 82,356.90 × 46,610.20
  4. Step 4: Simplify right side
    54,969.40x = 3,838,671,580.38
  5. Step 5: Solve for x
    x = 3,838,671,580.38/54,969.40
  6. Step 6: Final answer
    x = 69,832.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.