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Finding the Fourth Proportional to 149,169.95, 223,732.71 and 49,330.67

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Solution

The fourth proportional to 149,169.95, 223,732.71 and 49,330.67 is: 73,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,169.95 : 223,732.71 = 49,330.67 : x
  2. Step 2: Convert to fraction form
    149,169.95/223,732.71 = 49,330.67/x
  3. Step 3: Cross multiply
    149,169.95x = 223,732.71 × 49,330.67
  4. Step 4: Simplify right side
    149,169.95x = 11,036,884,485.22
  5. Step 5: Solve for x
    x = 11,036,884,485.22/149,169.95
  6. Step 6: Final answer
    x = 73,988.66

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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.