Home / 144,519.55-199,420.34-83,274.67

Finding the Fourth Proportional to 144,519.55, 199,420.34 and 83,274.67

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Solution

The fourth proportional to 144,519.55, 199,420.34 and 83,274.67 is: 114,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,519.55 : 199,420.34 = 83,274.67 : x
  2. Step 2: Convert to fraction form
    144,519.55/199,420.34 = 83,274.67/x
  3. Step 3: Cross multiply
    144,519.55x = 199,420.34 × 83,274.67
  4. Step 4: Simplify right side
    144,519.55x = 16,606,661,591.31
  5. Step 5: Solve for x
    x = 16,606,661,591.31/144,519.55
  6. Step 6: Final answer
    x = 114,909.45

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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.