Home / 118,501.92-163,542.78-67,530.24

Finding the Fourth Proportional to 118,501.92, 163,542.78 and 67,530.24

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Solution

The fourth proportional to 118,501.92, 163,542.78 and 67,530.24 is: 93,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,501.92 : 163,542.78 = 67,530.24 : x
  2. Step 2: Convert to fraction form
    118,501.92/163,542.78 = 67,530.24/x
  3. Step 3: Cross multiply
    118,501.92x = 163,542.78 × 67,530.24
  4. Step 4: Simplify right side
    118,501.92x = 11,044,083,183.67
  5. Step 5: Solve for x
    x = 11,044,083,183.67/118,501.92
  6. Step 6: Final answer
    x = 93,197.50

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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.