Home / 454,053.36-681,119.10-117,090.96

Finding the Fourth Proportional to 454,053.36, 681,119.10 and 117,090.96

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Solution

The fourth proportional to 454,053.36, 681,119.10 and 117,090.96 is: 175,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,053.36 : 681,119.10 = 117,090.96 : x
  2. Step 2: Convert to fraction form
    454,053.36/681,119.10 = 117,090.96/x
  3. Step 3: Cross multiply
    454,053.36x = 681,119.10 × 117,090.96
  4. Step 4: Simplify right side
    454,053.36x = 79,752,889,293.34
  5. Step 5: Solve for x
    x = 79,752,889,293.34/454,053.36
  6. Step 6: Final answer
    x = 175,646.51

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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.