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Finding the Fourth Proportional to 176,029.40, 264,041.70 and 57,704.60

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Solution

The fourth proportional to 176,029.40, 264,041.70 and 57,704.60 is: 86,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,029.40 : 264,041.70 = 57,704.60 : x
  2. Step 2: Convert to fraction form
    176,029.40/264,041.70 = 57,704.60/x
  3. Step 3: Cross multiply
    176,029.40x = 264,041.70 × 57,704.60
  4. Step 4: Simplify right side
    176,029.40x = 15,236,420,681.82
  5. Step 5: Solve for x
    x = 15,236,420,681.82/176,029.40
  6. Step 6: Final answer
    x = 86,556.11

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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.