Home / 118,537.20-163,562.94-67,543.44

Finding the Fourth Proportional to 118,537.20, 163,562.94 and 67,543.44

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Solution

The fourth proportional to 118,537.20, 163,562.94 and 67,543.44 is: 93,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,537.20 : 163,562.94 = 67,543.44 : x
  2. Step 2: Convert to fraction form
    118,537.20/163,562.94 = 67,543.44/x
  3. Step 3: Cross multiply
    118,537.20x = 163,562.94 × 67,543.44
  4. Step 4: Simplify right side
    118,537.20x = 11,047,603,624.11
  5. Step 5: Solve for x
    x = 11,047,603,624.11/118,537.20
  6. Step 6: Final answer
    x = 93,199.47

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1.5x scale

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.