Home / 137,727.00-190,072.67-76,476.35

Finding the Fourth Proportional to 137,727.00, 190,072.67 and 76,476.35

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Solution

The fourth proportional to 137,727.00, 190,072.67 and 76,476.35 is: 105,542.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,727.00 : 190,072.67 = 76,476.35 : x
  2. Step 2: Convert to fraction form
    137,727.00/190,072.67 = 76,476.35/x
  3. Step 3: Cross multiply
    137,727.00x = 190,072.67 × 76,476.35
  4. Step 4: Simplify right side
    137,727.00x = 14,536,063,703.17
  5. Step 5: Solve for x
    x = 14,536,063,703.17/137,727.00
  6. Step 6: Final answer
    x = 105,542.59

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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.