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Finding the Fourth Proportional to 176,274.42, 264,355.47 and 57,918.30

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Solution

The fourth proportional to 176,274.42, 264,355.47 and 57,918.30 is: 86,859.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,274.42 : 264,355.47 = 57,918.30 : x
  2. Step 2: Convert to fraction form
    176,274.42/264,355.47 = 57,918.30/x
  3. Step 3: Cross multiply
    176,274.42x = 264,355.47 × 57,918.30
  4. Step 4: Simplify right side
    176,274.42x = 15,311,019,418.10
  5. Step 5: Solve for x
    x = 15,311,019,418.10/176,274.42
  6. Step 6: Final answer
    x = 86,859.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.