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Finding the Third Proportional to 154,246 and 210,130

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Solution

The third proportional to 154,246 and 210,130 is: 286,261.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,246 : 210,130 = 210,130 : x
  2. Step 2: Convert to fraction form
    154,246/210,130 = 210,130/x
  3. Step 3: Cross multiply
    154,246x = 210,130 × 210,130
  4. Step 4: Simplify right side
    154,246x = 44,154,616,900
  5. Step 5: Solve for x
    x = 44,154,616,900/154,246
  6. Step 6: Final answer
    x = 286,261.02

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.