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Finding the Fourth Proportional to 176,235.76, 264,381.18 and 57,880.12

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Solution

The fourth proportional to 176,235.76, 264,381.18 and 57,880.12 is: 86,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,235.76 : 264,381.18 = 57,880.12 : x
  2. Step 2: Convert to fraction form
    176,235.76/264,381.18 = 57,880.12/x
  3. Step 3: Cross multiply
    176,235.76x = 264,381.18 × 57,880.12
  4. Step 4: Simplify right side
    176,235.76x = 15,302,414,424.14
  5. Step 5: Solve for x
    x = 15,302,414,424.14/176,235.76
  6. Step 6: Final answer
    x = 86,829.22

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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.