Home / 136,908.12-204,894.90-114,746.52

Finding the Fourth Proportional to 136,908.12, 204,894.90 and 114,746.52

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Solution

The fourth proportional to 136,908.12, 204,894.90 and 114,746.52 is: 171,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,908.12 : 204,894.90 = 114,746.52 : x
  2. Step 2: Convert to fraction form
    136,908.12/204,894.90 = 114,746.52/x
  3. Step 3: Cross multiply
    136,908.12x = 204,894.90 × 114,746.52
  4. Step 4: Simplify right side
    136,908.12x = 23,510,976,740.75
  5. Step 5: Solve for x
    x = 23,510,976,740.75/136,908.12
  6. Step 6: Final answer
    x = 171,728.14

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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.