Home / 210,147.48-314,800.11-199,109.16

Finding the Fourth Proportional to 210,147.48, 314,800.11 and 199,109.16

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Solution

The fourth proportional to 210,147.48, 314,800.11 and 199,109.16 is: 298,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,147.48 : 314,800.11 = 199,109.16 : x
  2. Step 2: Convert to fraction form
    210,147.48/314,800.11 = 199,109.16/x
  3. Step 3: Cross multiply
    210,147.48x = 314,800.11 × 199,109.16
  4. Step 4: Simplify right side
    210,147.48x = 62,679,585,470.01
  5. Step 5: Solve for x
    x = 62,679,585,470.01/210,147.48
  6. Step 6: Final answer
    x = 298,264.75

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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.