Home / 85,155.44-117,514.53-49,366.23

Finding the Fourth Proportional to 85,155.44, 117,514.53 and 49,366.23

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Solution

The fourth proportional to 85,155.44, 117,514.53 and 49,366.23 is: 68,125.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,155.44 : 117,514.53 = 49,366.23 : x
  2. Step 2: Convert to fraction form
    85,155.44/117,514.53 = 49,366.23/x
  3. Step 3: Cross multiply
    85,155.44x = 117,514.53 × 49,366.23
  4. Step 4: Simplify right side
    85,155.44x = 5,801,248,875.64
  5. Step 5: Solve for x
    x = 5,801,248,875.64/85,155.44
  6. Step 6: Final answer
    x = 68,125.41

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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.