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Finding the Fourth Proportional to 176,726.54, 265,114.42 and 56,787.08

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Solution

The fourth proportional to 176,726.54, 265,114.42 and 56,787.08 is: 85,188.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,726.54 : 265,114.42 = 56,787.08 : x
  2. Step 2: Convert to fraction form
    176,726.54/265,114.42 = 56,787.08/x
  3. Step 3: Cross multiply
    176,726.54x = 265,114.42 × 56,787.08
  4. Step 4: Simplify right side
    176,726.54x = 15,055,072,310.15
  5. Step 5: Solve for x
    x = 15,055,072,310.15/176,726.54
  6. Step 6: Final answer
    x = 85,188.52

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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.