Home / 60,131.16-90,110.48-33,780.47

Finding the Fourth Proportional to 60,131.16, 90,110.48 and 33,780.47

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Solution

The fourth proportional to 60,131.16, 90,110.48 and 33,780.47 is: 50,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,131.16 : 90,110.48 = 33,780.47 : x
  2. Step 2: Convert to fraction form
    60,131.16/90,110.48 = 33,780.47/x
  3. Step 3: Cross multiply
    60,131.16x = 90,110.48 × 33,780.47
  4. Step 4: Simplify right side
    60,131.16x = 3,043,973,746.87
  5. Step 5: Solve for x
    x = 3,043,973,746.87/60,131.16
  6. Step 6: Final answer
    x = 50,622.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.