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Finding the Fourth Proportional to 160,323.94, 240,483.47 and 55,143.82

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Solution

The fourth proportional to 160,323.94, 240,483.47 and 55,143.82 is: 82,714.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,323.94 : 240,483.47 = 55,143.82 : x
  2. Step 2: Convert to fraction form
    160,323.94/240,483.47 = 55,143.82/x
  3. Step 3: Cross multiply
    160,323.94x = 240,483.47 × 55,143.82
  4. Step 4: Simplify right side
    160,323.94x = 13,261,177,182.66
  5. Step 5: Solve for x
    x = 13,261,177,182.66/160,323.94
  6. Step 6: Final answer
    x = 82,714.89

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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.