Home / 136,085.36-204,057.63-61,141.41

Finding the Fourth Proportional to 136,085.36, 204,057.63 and 61,141.41

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Solution

The fourth proportional to 136,085.36, 204,057.63 and 61,141.41 is: 91,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,085.36 : 204,057.63 = 61,141.41 : x
  2. Step 2: Convert to fraction form
    136,085.36/204,057.63 = 61,141.41/x
  3. Step 3: Cross multiply
    136,085.36x = 204,057.63 × 61,141.41
  4. Step 4: Simplify right side
    136,085.36x = 12,476,371,219.46
  5. Step 5: Solve for x
    x = 12,476,371,219.46/136,085.36
  6. Step 6: Final answer
    x = 91,680.48

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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.