Home / 61,179.44-84,422.64-34,318.32

Finding the Fourth Proportional to 61,179.44, 84,422.64 and 34,318.32

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Solution

The fourth proportional to 61,179.44, 84,422.64 and 34,318.32 is: 47,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,179.44 : 84,422.64 = 34,318.32 : x
  2. Step 2: Convert to fraction form
    61,179.44/84,422.64 = 34,318.32/x
  3. Step 3: Cross multiply
    61,179.44x = 84,422.64 × 34,318.32
  4. Step 4: Simplify right side
    61,179.44x = 2,897,243,174.76
  5. Step 5: Solve for x
    x = 2,897,243,174.76/61,179.44
  6. Step 6: Final answer
    x = 47,356.48

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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.