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Finding the Fourth Proportional to 264,921.52, 365,607.63 and 156,098.37

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Solution

The fourth proportional to 264,921.52, 365,607.63 and 156,098.37 is: 215,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,921.52 : 365,607.63 = 156,098.37 : x
  2. Step 2: Convert to fraction form
    264,921.52/365,607.63 = 156,098.37/x
  3. Step 3: Cross multiply
    264,921.52x = 365,607.63 × 156,098.37
  4. Step 4: Simplify right side
    264,921.52x = 57,070,754,322.07
  5. Step 5: Solve for x
    x = 57,070,754,322.07/264,921.52
  6. Step 6: Final answer
    x = 215,425.14

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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.