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Finding the Fourth Proportional to 176,583.70, 264,863.40 and 56,638.90

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Solution

The fourth proportional to 176,583.70, 264,863.40 and 56,638.90 is: 84,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,583.70 : 264,863.40 = 56,638.90 : x
  2. Step 2: Convert to fraction form
    176,583.70/264,863.40 = 56,638.90/x
  3. Step 3: Cross multiply
    176,583.70x = 264,863.40 × 56,638.90
  4. Step 4: Simplify right side
    176,583.70x = 15,001,571,626.26
  5. Step 5: Solve for x
    x = 15,001,571,626.26/176,583.70
  6. Step 6: Final answer
    x = 84,954.45

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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.