Home / 61,851.28-85,302.12-43,033.36

Finding the Fourth Proportional to 61,851.28, 85,302.12 and 43,033.36

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Solution

The fourth proportional to 61,851.28, 85,302.12 and 43,033.36 is: 59,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,851.28 : 85,302.12 = 43,033.36 : x
  2. Step 2: Convert to fraction form
    61,851.28/85,302.12 = 43,033.36/x
  3. Step 3: Cross multiply
    61,851.28x = 85,302.12 × 43,033.36
  4. Step 4: Simplify right side
    61,851.28x = 3,670,836,838.72
  5. Step 5: Solve for x
    x = 3,670,836,838.72/61,851.28
  6. Step 6: Final answer
    x = 59,349.41

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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.