Home / 136,366.10-188,097.36-88,029.62

Finding the Fourth Proportional to 136,366.10, 188,097.36 and 88,029.62

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Solution

The fourth proportional to 136,366.10, 188,097.36 and 88,029.62 is: 121,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,366.10 : 188,097.36 = 88,029.62 : x
  2. Step 2: Convert to fraction form
    136,366.10/188,097.36 = 88,029.62/x
  3. Step 3: Cross multiply
    136,366.10x = 188,097.36 × 88,029.62
  4. Step 4: Simplify right side
    136,366.10x = 16,558,139,123.80
  5. Step 5: Solve for x
    x = 16,558,139,123.80/136,366.10
  6. Step 6: Final answer
    x = 121,424.16

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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.