Home / 136,121.10-204,250.68-61,226.04

Finding the Fourth Proportional to 136,121.10, 204,250.68 and 61,226.04

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Solution

The fourth proportional to 136,121.10, 204,250.68 and 61,226.04 is: 91,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,121.10 : 204,250.68 = 61,226.04 : x
  2. Step 2: Convert to fraction form
    136,121.10/204,250.68 = 61,226.04/x
  3. Step 3: Cross multiply
    136,121.10x = 204,250.68 × 61,226.04
  4. Step 4: Simplify right side
    136,121.10x = 12,505,460,303.71
  5. Step 5: Solve for x
    x = 12,505,460,303.71/136,121.10
  6. Step 6: Final answer
    x = 91,870.11

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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.