Home / 136,005.30-204,007.65-36,165.51

Finding the Fourth Proportional to 136,005.30, 204,007.65 and 36,165.51

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Solution

The fourth proportional to 136,005.30, 204,007.65 and 36,165.51 is: 54,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,005.30 : 204,007.65 = 36,165.51 : x
  2. Step 2: Convert to fraction form
    136,005.30/204,007.65 = 36,165.51/x
  3. Step 3: Cross multiply
    136,005.30x = 204,007.65 × 36,165.51
  4. Step 4: Simplify right side
    136,005.30x = 7,378,040,706.15
  5. Step 5: Solve for x
    x = 7,378,040,706.15/136,005.30
  6. Step 6: Final answer
    x = 54,248.19

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1.5x scale

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.