Home / 136,098.53-204,189.29-69,585.36

Finding the Fourth Proportional to 136,098.53, 204,189.29 and 69,585.36

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Solution

The fourth proportional to 136,098.53, 204,189.29 and 69,585.36 is: 104,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,098.53 : 204,189.29 = 69,585.36 : x
  2. Step 2: Convert to fraction form
    136,098.53/204,189.29 = 69,585.36/x
  3. Step 3: Cross multiply
    136,098.53x = 204,189.29 × 69,585.36
  4. Step 4: Simplify right side
    136,098.53x = 14,208,584,904.87
  5. Step 5: Solve for x
    x = 14,208,584,904.87/136,098.53
  6. Step 6: Final answer
    x = 104,399.26

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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.