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Finding the Fourth Proportional to 264,399.84, 364,875.57 and 143,541.36

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Solution

The fourth proportional to 264,399.84, 364,875.57 and 143,541.36 is: 198,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,399.84 : 364,875.57 = 143,541.36 : x
  2. Step 2: Convert to fraction form
    264,399.84/364,875.57 = 143,541.36/x
  3. Step 3: Cross multiply
    264,399.84x = 364,875.57 × 143,541.36
  4. Step 4: Simplify right side
    264,399.84x = 52,374,735,548.58
  5. Step 5: Solve for x
    x = 52,374,735,548.58/264,399.84
  6. Step 6: Final answer
    x = 198,089.13

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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.