Home / 121,425.26-182,027.63-42,496.43

Finding the Fourth Proportional to 121,425.26, 182,027.63 and 42,496.43

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Solution

The fourth proportional to 121,425.26, 182,027.63 and 42,496.43 is: 63,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,425.26 : 182,027.63 = 42,496.43 : x
  2. Step 2: Convert to fraction form
    121,425.26/182,027.63 = 42,496.43/x
  3. Step 3: Cross multiply
    121,425.26x = 182,027.63 × 42,496.43
  4. Step 4: Simplify right side
    121,425.26x = 7,735,525,208.16
  5. Step 5: Solve for x
    x = 7,735,525,208.16/121,425.26
  6. Step 6: Final answer
    x = 63,706.06

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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.