Home / 210,598.03-290,625.51-115,104.79

Finding the Fourth Proportional to 210,598.03, 290,625.51 and 115,104.79

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Solution

The fourth proportional to 210,598.03, 290,625.51 and 115,104.79 is: 158,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,598.03 : 290,625.51 = 115,104.79 : x
  2. Step 2: Convert to fraction form
    210,598.03/290,625.51 = 115,104.79/x
  3. Step 3: Cross multiply
    210,598.03x = 290,625.51 × 115,104.79
  4. Step 4: Simplify right side
    210,598.03x = 33,452,388,297.19
  5. Step 5: Solve for x
    x = 33,452,388,297.19/210,598.03
  6. Step 6: Final answer
    x = 158,844.74

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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.