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Finding the Fourth Proportional to 176,090.70, 264,038.85 and 57,701.10

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Solution

The fourth proportional to 176,090.70, 264,038.85 and 57,701.10 is: 86,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,090.70 : 264,038.85 = 57,701.10 : x
  2. Step 2: Convert to fraction form
    176,090.70/264,038.85 = 57,701.10/x
  3. Step 3: Cross multiply
    176,090.70x = 264,038.85 × 57,701.10
  4. Step 4: Simplify right side
    176,090.70x = 15,235,332,087.74
  5. Step 5: Solve for x
    x = 15,235,332,087.74/176,090.70
  6. Step 6: Final answer
    x = 86,519.80

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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.