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Finding the Fourth Proportional to 467,132.52, 700,698.74 and 112,146.54

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Solution

The fourth proportional to 467,132.52, 700,698.74 and 112,146.54 is: 168,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,132.52 : 700,698.74 = 112,146.54 : x
  2. Step 2: Convert to fraction form
    467,132.52/700,698.74 = 112,146.54/x
  3. Step 3: Cross multiply
    467,132.52x = 700,698.74 × 112,146.54
  4. Step 4: Simplify right side
    467,132.52x = 78,580,939,273.36
  5. Step 5: Solve for x
    x = 78,580,939,273.36/467,132.52
  6. Step 6: Final answer
    x = 168,219.80

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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.