Home / 210,252.90-290,151.16-114,761.18

Finding the Fourth Proportional to 210,252.90, 290,151.16 and 114,761.18

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Solution

The fourth proportional to 210,252.90, 290,151.16 and 114,761.18 is: 158,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,252.90 : 290,151.16 = 114,761.18 : x
  2. Step 2: Convert to fraction form
    210,252.90/290,151.16 = 114,761.18/x
  3. Step 3: Cross multiply
    210,252.90x = 290,151.16 × 114,761.18
  4. Step 4: Simplify right side
    210,252.90x = 33,298,089,499.97
  5. Step 5: Solve for x
    x = 33,298,089,499.97/210,252.90
  6. Step 6: Final answer
    x = 158,371.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.