Home / 136,746.82-206,213.74-134,875.72

Finding the Fourth Proportional to 136,746.82, 206,213.74 and 134,875.72

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Solution

The fourth proportional to 136,746.82, 206,213.74 and 134,875.72 is: 203,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,746.82 : 206,213.74 = 134,875.72 : x
  2. Step 2: Convert to fraction form
    136,746.82/206,213.74 = 134,875.72/x
  3. Step 3: Cross multiply
    136,746.82x = 206,213.74 × 134,875.72
  4. Step 4: Simplify right side
    136,746.82x = 27,813,226,656.39
  5. Step 5: Solve for x
    x = 27,813,226,656.39/136,746.82
  6. Step 6: Final answer
    x = 203,392.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.