Home / 210,151.24-314,805.72-199,112.92

Finding the Fourth Proportional to 210,151.24, 314,805.72 and 199,112.92

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Solution

The fourth proportional to 210,151.24, 314,805.72 and 199,112.92 is: 298,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,151.24 : 314,805.72 = 199,112.92 : x
  2. Step 2: Convert to fraction form
    210,151.24/314,805.72 = 199,112.92/x
  3. Step 3: Cross multiply
    210,151.24x = 314,805.72 × 199,112.92
  4. Step 4: Simplify right side
    210,151.24x = 62,681,886,141.90
  5. Step 5: Solve for x
    x = 62,681,886,141.90/210,151.24
  6. Step 6: Final answer
    x = 298,270.36

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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.