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Finding the Fourth Proportional to 334,146.53, 501,103.13 and 134,415.11

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Solution

The fourth proportional to 334,146.53, 501,103.13 and 134,415.11 is: 201,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,146.53 : 501,103.13 = 134,415.11 : x
  2. Step 2: Convert to fraction form
    334,146.53/501,103.13 = 134,415.11/x
  3. Step 3: Cross multiply
    334,146.53x = 501,103.13 × 134,415.11
  4. Step 4: Simplify right side
    334,146.53x = 67,355,832,920.98
  5. Step 5: Solve for x
    x = 67,355,832,920.98/334,146.53
  6. Step 6: Final answer
    x = 201,575.74

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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.