Home / 97,642.80-146,334.60-50,883.12

Finding the Fourth Proportional to 97,642.80, 146,334.60 and 50,883.12

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Solution

The fourth proportional to 97,642.80, 146,334.60 and 50,883.12 is: 76,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,642.80 : 146,334.60 = 50,883.12 : x
  2. Step 2: Convert to fraction form
    97,642.80/146,334.60 = 50,883.12/x
  3. Step 3: Cross multiply
    97,642.80x = 146,334.60 × 50,883.12
  4. Step 4: Simplify right side
    97,642.80x = 7,445,961,011.95
  5. Step 5: Solve for x
    x = 7,445,961,011.95/97,642.80
  6. Step 6: Final answer
    x = 76,257.14

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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.