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Finding the Fourth Proportional to 140,832, 211,261.04 and 46,062.72

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Solution

The fourth proportional to 140,832, 211,261.04 and 46,062.72 is: 69,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,832 : 211,261.04 = 46,062.72 : x
  2. Step 2: Convert to fraction form
    140,832/211,261.04 = 46,062.72/x
  3. Step 3: Cross multiply
    140,832x = 211,261.04 × 46,062.72
  4. Step 4: Simplify right side
    140,832x = 9,731,258,132.43
  5. Step 5: Solve for x
    x = 9,731,258,132.43/140,832
  6. Step 6: Final answer
    x = 69,098.35

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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.