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Finding the Fourth Proportional to 176,837.52, 265,247.80 and 43,717.28

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Solution

The fourth proportional to 176,837.52, 265,247.80 and 43,717.28 is: 65,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,837.52 : 265,247.80 = 43,717.28 : x
  2. Step 2: Convert to fraction form
    176,837.52/265,247.80 = 43,717.28/x
  3. Step 3: Cross multiply
    176,837.52x = 265,247.80 × 43,717.28
  4. Step 4: Simplify right side
    176,837.52x = 11,595,912,341.98
  5. Step 5: Solve for x
    x = 11,595,912,341.98/176,837.52
  6. Step 6: Final answer
    x = 65,573.82

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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.