Home / 217,001.90-325,502.85-187,453.10

Finding the Fourth Proportional to 217,001.90, 325,502.85 and 187,453.10

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Solution

The fourth proportional to 217,001.90, 325,502.85 and 187,453.10 is: 281,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,001.90 : 325,502.85 = 187,453.10 : x
  2. Step 2: Convert to fraction form
    217,001.90/325,502.85 = 187,453.10/x
  3. Step 3: Cross multiply
    217,001.90x = 325,502.85 × 187,453.10
  4. Step 4: Simplify right side
    217,001.90x = 61,016,518,291.34
  5. Step 5: Solve for x
    x = 61,016,518,291.34/217,001.90
  6. Step 6: Final answer
    x = 281,179.65

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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.