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Finding the Fourth Proportional to 264,658.88, 365,224.82 and 143,802.02

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Solution

The fourth proportional to 264,658.88, 365,224.82 and 143,802.02 is: 198,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,658.88 : 365,224.82 = 143,802.02 : x
  2. Step 2: Convert to fraction form
    264,658.88/365,224.82 = 143,802.02/x
  3. Step 3: Cross multiply
    264,658.88x = 365,224.82 × 143,802.02
  4. Step 4: Simplify right side
    264,658.88x = 52,520,066,870.14
  5. Step 5: Solve for x
    x = 52,520,066,870.14/264,658.88
  6. Step 6: Final answer
    x = 198,444.38

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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.