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Finding the Fourth Proportional to 264,528.29, 365,051.71 and 143,671.93

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Solution

The fourth proportional to 264,528.29, 365,051.71 and 143,671.93 is: 198,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,528.29 : 365,051.71 = 143,671.93 : x
  2. Step 2: Convert to fraction form
    264,528.29/365,051.71 = 143,671.93/x
  3. Step 3: Cross multiply
    264,528.29x = 365,051.71 × 143,671.93
  4. Step 4: Simplify right side
    264,528.29x = 52,447,685,045.88
  5. Step 5: Solve for x
    x = 52,447,685,045.88/264,528.29
  6. Step 6: Final answer
    x = 198,268.72

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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.