Home / 61,318.49-91,983.74-23,881.64

Finding the Fourth Proportional to 61,318.49, 91,983.74 and 23,881.64

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Solution

The fourth proportional to 61,318.49, 91,983.74 and 23,881.64 is: 35,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,318.49 : 91,983.74 = 23,881.64 : x
  2. Step 2: Convert to fraction form
    61,318.49/91,983.74 = 23,881.64/x
  3. Step 3: Cross multiply
    61,318.49x = 91,983.74 × 23,881.64
  4. Step 4: Simplify right side
    61,318.49x = 2,196,721,985.21
  5. Step 5: Solve for x
    x = 2,196,721,985.21/61,318.49
  6. Step 6: Final answer
    x = 35,824.79

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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.