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Finding the Fourth Proportional to 264,445.66, 364,941.34 and 143,592.04

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Solution

The fourth proportional to 264,445.66, 364,941.34 and 143,592.04 is: 198,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,445.66 : 364,941.34 = 143,592.04 : x
  2. Step 2: Convert to fraction form
    264,445.66/364,941.34 = 143,592.04/x
  3. Step 3: Cross multiply
    264,445.66x = 364,941.34 × 143,592.04
  4. Step 4: Simplify right side
    264,445.66x = 52,402,669,666.23
  5. Step 5: Solve for x
    x = 52,402,669,666.23/264,445.66
  6. Step 6: Final answer
    x = 198,160.45

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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.