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Finding the Fourth Proportional to 264,551.82, 365,085.48 and 143,695.47

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Solution

The fourth proportional to 264,551.82, 365,085.48 and 143,695.47 is: 198,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,551.82 : 365,085.48 = 143,695.47 : x
  2. Step 2: Convert to fraction form
    264,551.82/365,085.48 = 143,695.47/x
  3. Step 3: Cross multiply
    264,551.82x = 365,085.48 × 143,695.47
  4. Step 4: Simplify right side
    264,551.82x = 52,461,128,684.81
  5. Step 5: Solve for x
    x = 52,461,128,684.81/264,551.82
  6. Step 6: Final answer
    x = 198,301.90

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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.