Home / 210,149.23-314,802.73-199,110.91

Finding the Fourth Proportional to 210,149.23, 314,802.73 and 199,110.91

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Solution

The fourth proportional to 210,149.23, 314,802.73 and 199,110.91 is: 298,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,149.23 : 314,802.73 = 199,110.91 : x
  2. Step 2: Convert to fraction form
    210,149.23/314,802.73 = 199,110.91/x
  3. Step 3: Cross multiply
    210,149.23x = 314,802.73 × 199,110.91
  4. Step 4: Simplify right side
    210,149.23x = 62,680,658,040.78
  5. Step 5: Solve for x
    x = 62,680,658,040.78/210,149.23
  6. Step 6: Final answer
    x = 298,267.37

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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.