Home / 145,558.60-200,822.82-118,654.86

Finding the Fourth Proportional to 145,558.60, 200,822.82 and 118,654.86

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Solution

The fourth proportional to 145,558.60, 200,822.82 and 118,654.86 is: 163,704.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,558.60 : 200,822.82 = 118,654.86 : x
  2. Step 2: Convert to fraction form
    145,558.60/200,822.82 = 118,654.86/x
  3. Step 3: Cross multiply
    145,558.60x = 200,822.82 × 118,654.86
  4. Step 4: Simplify right side
    145,558.60x = 23,828,603,591.91
  5. Step 5: Solve for x
    x = 23,828,603,591.91/145,558.60
  6. Step 6: Final answer
    x = 163,704.54

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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.