Home / 199,711.63-275,475.50-151,860.07

Finding the Fourth Proportional to 199,711.63, 275,475.50 and 151,860.07

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Solution

The fourth proportional to 199,711.63, 275,475.50 and 151,860.07 is: 209,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,711.63 : 275,475.50 = 151,860.07 : x
  2. Step 2: Convert to fraction form
    199,711.63/275,475.50 = 151,860.07/x
  3. Step 3: Cross multiply
    199,711.63x = 275,475.50 × 151,860.07
  4. Step 4: Simplify right side
    199,711.63x = 41,833,727,953.98
  5. Step 5: Solve for x
    x = 41,833,727,953.98/199,711.63
  6. Step 6: Final answer
    x = 209,470.67

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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.