Home / 137,112.46-205,717.41-61,204.12

Finding the Fourth Proportional to 137,112.46, 205,717.41 and 61,204.12

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Solution

The fourth proportional to 137,112.46, 205,717.41 and 61,204.12 is: 91,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,112.46 : 205,717.41 = 61,204.12 : x
  2. Step 2: Convert to fraction form
    137,112.46/205,717.41 = 61,204.12/x
  3. Step 3: Cross multiply
    137,112.46x = 205,717.41 × 61,204.12
  4. Step 4: Simplify right side
    137,112.46x = 12,590,753,256.00
  5. Step 5: Solve for x
    x = 12,590,753,256.00/137,112.46
  6. Step 6: Final answer
    x = 91,827.93

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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.