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Finding the Fourth Proportional to 191,470.50, 264,264.72 and 110,898

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Solution

The fourth proportional to 191,470.50, 264,264.72 and 110,898 is: 153,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,470.50 : 264,264.72 = 110,898 : x
  2. Step 2: Convert to fraction form
    191,470.50/264,264.72 = 110,898/x
  3. Step 3: Cross multiply
    191,470.50x = 264,264.72 × 110,898
  4. Step 4: Simplify right side
    191,470.50x = 29,306,428,918.56
  5. Step 5: Solve for x
    x = 29,306,428,918.56/191,470.50
  6. Step 6: Final answer
    x = 153,059.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.