Home / 210,416.07-315,623.57-173,331.03

Finding the Fourth Proportional to 210,416.07, 315,623.57 and 173,331.03

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Solution

The fourth proportional to 210,416.07, 315,623.57 and 173,331.03 is: 259,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,416.07 : 315,623.57 = 173,331.03 : x
  2. Step 2: Convert to fraction form
    210,416.07/315,623.57 = 173,331.03/x
  3. Step 3: Cross multiply
    210,416.07x = 315,623.57 × 173,331.03
  4. Step 4: Simplify right side
    210,416.07x = 54,707,357,613.72
  5. Step 5: Solve for x
    x = 54,707,357,613.72/210,416.07
  6. Step 6: Final answer
    x = 259,996.10

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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.