Home / 99,597.45-149,383.86-40,376.22

Finding the Fourth Proportional to 99,597.45, 149,383.86 and 40,376.22

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Solution

The fourth proportional to 99,597.45, 149,383.86 and 40,376.22 is: 60,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,597.45 : 149,383.86 = 40,376.22 : x
  2. Step 2: Convert to fraction form
    99,597.45/149,383.86 = 40,376.22/x
  3. Step 3: Cross multiply
    99,597.45x = 149,383.86 × 40,376.22
  4. Step 4: Simplify right side
    99,597.45x = 6,031,555,595.81
  5. Step 5: Solve for x
    x = 6,031,555,595.81/99,597.45
  6. Step 6: Final answer
    x = 60,559.34

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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.