Home / 47,973.88-66,309.06-42,265

Finding the Fourth Proportional to 47,973.88, 66,309.06 and 42,265

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Solution

The fourth proportional to 47,973.88, 66,309.06 and 42,265 is: 58,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,973.88 : 66,309.06 = 42,265 : x
  2. Step 2: Convert to fraction form
    47,973.88/66,309.06 = 42,265/x
  3. Step 3: Cross multiply
    47,973.88x = 66,309.06 × 42,265
  4. Step 4: Simplify right side
    47,973.88x = 2,802,552,420.90
  5. Step 5: Solve for x
    x = 2,802,552,420.90/47,973.88
  6. Step 6: Final answer
    x = 58,418.30

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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.