Home / 145,840.20-201,352.35-119,046.41

Finding the Fourth Proportional to 145,840.20, 201,352.35 and 119,046.41

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Solution

The fourth proportional to 145,840.20, 201,352.35 and 119,046.41 is: 164,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,840.20 : 201,352.35 = 119,046.41 : x
  2. Step 2: Convert to fraction form
    145,840.20/201,352.35 = 119,046.41/x
  3. Step 3: Cross multiply
    145,840.20x = 201,352.35 × 119,046.41
  4. Step 4: Simplify right side
    145,840.20x = 23,970,273,405.80
  5. Step 5: Solve for x
    x = 23,970,273,405.80/145,840.20
  6. Step 6: Final answer
    x = 164,359.85

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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.