Home / 136,410.66-204,616.40-47,664.18

Finding the Fourth Proportional to 136,410.66, 204,616.40 and 47,664.18

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Solution

The fourth proportional to 136,410.66, 204,616.40 and 47,664.18 is: 71,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,410.66 : 204,616.40 = 47,664.18 : x
  2. Step 2: Convert to fraction form
    136,410.66/204,616.40 = 47,664.18/x
  3. Step 3: Cross multiply
    136,410.66x = 204,616.40 × 47,664.18
  4. Step 4: Simplify right side
    136,410.66x = 9,752,872,682.23
  5. Step 5: Solve for x
    x = 9,752,872,682.23/136,410.66
  6. Step 6: Final answer
    x = 71,496.41

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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.