Home / 118,227.90-163,154.96-64,514.02

Finding the Fourth Proportional to 118,227.90, 163,154.96 and 64,514.02

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Solution

The fourth proportional to 118,227.90, 163,154.96 and 64,514.02 is: 89,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,227.90 : 163,154.96 = 64,514.02 : x
  2. Step 2: Convert to fraction form
    118,227.90/163,154.96 = 64,514.02/x
  3. Step 3: Cross multiply
    118,227.90x = 163,154.96 × 64,514.02
  4. Step 4: Simplify right side
    118,227.90x = 10,525,782,352.54
  5. Step 5: Solve for x
    x = 10,525,782,352.54/118,227.90
  6. Step 6: Final answer
    x = 89,029.60

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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.