Home / 99,485.74-149,447.58-60,066.28

Finding the Fourth Proportional to 99,485.74, 149,447.58 and 60,066.28

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Solution

The fourth proportional to 99,485.74, 149,447.58 and 60,066.28 is: 90,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,485.74 : 149,447.58 = 60,066.28 : x
  2. Step 2: Convert to fraction form
    99,485.74/149,447.58 = 60,066.28/x
  3. Step 3: Cross multiply
    99,485.74x = 149,447.58 × 60,066.28
  4. Step 4: Simplify right side
    99,485.74x = 8,976,760,185.60
  5. Step 5: Solve for x
    x = 8,976,760,185.60/99,485.74
  6. Step 6: Final answer
    x = 90,231.63

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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.