Home / 136,442.19-204,685.16-57,568.04

Finding the Fourth Proportional to 136,442.19, 204,685.16 and 57,568.04

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Solution

The fourth proportional to 136,442.19, 204,685.16 and 57,568.04 is: 86,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,442.19 : 204,685.16 = 57,568.04 : x
  2. Step 2: Convert to fraction form
    136,442.19/204,685.16 = 57,568.04/x
  3. Step 3: Cross multiply
    136,442.19x = 204,685.16 × 57,568.04
  4. Step 4: Simplify right side
    136,442.19x = 11,783,323,478.29
  5. Step 5: Solve for x
    x = 11,783,323,478.29/136,442.19
  6. Step 6: Final answer
    x = 86,361.29

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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.