Home / 334,419.32-501,627.62-121,137.35

Finding the Fourth Proportional to 334,419.32, 501,627.62 and 121,137.35

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Solution

The fourth proportional to 334,419.32, 501,627.62 and 121,137.35 is: 181,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,419.32 : 501,627.62 = 121,137.35 : x
  2. Step 2: Convert to fraction form
    334,419.32/501,627.62 = 121,137.35/x
  3. Step 3: Cross multiply
    334,419.32x = 501,627.62 × 121,137.35
  4. Step 4: Simplify right side
    334,419.32x = 60,765,837,459.78
  5. Step 5: Solve for x
    x = 60,765,837,459.78/334,419.32
  6. Step 6: Final answer
    x = 181,705.53

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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.