Home / 118,520.70-163,590.82-67,560.26

Finding the Fourth Proportional to 118,520.70, 163,590.82 and 67,560.26

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Solution

The fourth proportional to 118,520.70, 163,590.82 and 67,560.26 is: 93,251.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,520.70 : 163,590.82 = 67,560.26 : x
  2. Step 2: Convert to fraction form
    118,520.70/163,590.82 = 67,560.26/x
  3. Step 3: Cross multiply
    118,520.70x = 163,590.82 × 67,560.26
  4. Step 4: Simplify right side
    118,520.70x = 11,052,238,332.81
  5. Step 5: Solve for x
    x = 11,052,238,332.81/118,520.70
  6. Step 6: Final answer
    x = 93,251.54

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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.